374086440 has 384 divisors, whose sum is σ = 1577721600. Its totient is φ = 74649600.

The previous prime is 374086439. The next prime is 374086451. The reversal of 374086440 is 44680473.

374086440 is a `hidden beast` number, since 3 + 7 + 4 + 0 + 8 + 644 + 0 = 666.

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 = 374086395 and 374086404.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 622140 + ... + 622740.

It is an arithmetic number, because the mean of its divisors is an integer number (4108650).

Almost surely, 2^374086440 is an apocalyptic number.

374086440 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 374086440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (788860800).

374086440 is an abundant number, since it is smaller than the sum of its proper divisors (1203635160).

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

374086440 is a wasteful number, since it uses less digits than its factorization.

374086440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657 (or 650 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 374086440 is about 19341.3143296933. The cubic root of 374086440 is about 720.5387171918.

The spelling of 374086440 in words is "three hundred seventy-four million, eighty-six thousand, four hundred forty".