374640945 has 32 divisors (see below), whose sum is σ = 685808640. Its totient is φ = 171076800.

The previous prime is 374640923. The next prime is 374640977. The reversal of 374640945 is 549046473.

It is not a de Polignac number, because 374640945 - 2⁵ = 374640913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 374640897 and 374640906.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151126 + ... + 153584.

It is an arithmetic number, because the mean of its divisors is an integer number (21431520).

Almost surely, 2^374640945 is an apocalyptic number.

374640945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

374640945 is a deficient number, since it is larger than the sum of its proper divisors (311167695).

374640945 is a wasteful number, since it uses less digits than its factorization.

374640945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3925.

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 374640945 is about 19355.6437505964. The cubic root of 374640945 is about 720.8945574722.

The spelling of 374640945 in words is "three hundred seventy-four million, six hundred forty thousand, nine hundred forty-five".