374499840 has 480 divisors, whose sum is σ = 1462906368. Its totient is φ = 81100800.

The previous prime is 374499821. The next prime is 374499841. The reversal of 374499840 is 48994473.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 374499840.

It is not an unprimeable number, because it can be changed into a prime (374499841) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12080625 + ... + 12080655.

Almost surely, 2^374499840 is an apocalyptic number.

374499840 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 374499840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (731453184).

374499840 is an abundant number, since it is smaller than the sum of its proper divisors (1088406528).

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

374499840 is a wasteful number, since it uses less digits than its factorization.

374499840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 374499840 is about 19351.9983464241. The cubic root of 374499840 is about 720.8040400479.

The spelling of 374499840 in words is "three hundred seventy-four million, four hundred ninety-nine thousand, eight hundred forty".