373740640 has 288 divisors, whose sum is σ = 1170378720. Its totient is φ = 111476736.

The previous prime is 373740623. The next prime is 373740667. The reversal of 373740640 is 46047373.

It is a junction number, because it is equal to n+sod(n) for n = 373740596 and 373740605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1936384 + ... + 1936576.

It is an arithmetic number, because the mean of its divisors is an integer number (4063815).

Almost surely, 2^373740640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 373740640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (585189360).

373740640 is an abundant number, since it is smaller than the sum of its proper divisors (796638080).

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

373740640 is a wasteful number, since it uses less digits than its factorization.

373740640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 34.

The square root of 373740640 is about 19332.3728497047. The cubic root of 373740640 is about 720.3166302842.

The spelling of 373740640 in words is "three hundred seventy-three million, seven hundred forty thousand, six hundred forty".