373094640 has 160 divisors (see below), whose sum is σ = 1352889600. Its totient is φ = 94245120.

The previous prime is 373094639. The next prime is 373094647. The reversal of 373094640 is 46490373.

373094640 is a `hidden beast` number, since 3 + 7 + 3 + 0 + 9 + 4 + 640 = 666.

It is a super-2 number, since 2×373094640² = 278399220793459200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 373094595 and 373094604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373094647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36495 + ... + 45585.

It is an arithmetic number, because the mean of its divisors is an integer number (8455560).

Almost surely, 2^373094640 is an apocalyptic number.

373094640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 373094640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676444800).

373094640 is an abundant number, since it is smaller than the sum of its proper divisors (979794960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

373094640 is a wasteful number, since it uses less digits than its factorization.

373094640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9132 (or 9120 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 373094640 is about 19315.6578971569. The cubic root of 373094640 is about 719.9013753800.

The spelling of 373094640 in words is "three hundred seventy-three million, ninety-four thousand, six hundred forty".