374630645 has 4 divisors (see below), whose sum is σ = 449556780. Its totient is φ = 299704512.

The previous prime is 374630609. The next prime is 374630687. The reversal of 374630645 is 546036473.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80748196 + 293882449 = 8986^2 + 17143^2 .

It is a cyclic number.

It is not a de Polignac number, because 374630645 - 2¹⁶ = 374565109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 374630599 and 374630608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37463060 + ... + 37463069.

It is an arithmetic number, because the mean of its divisors is an integer number (112389195).

Almost surely, 2^374630645 is an apocalyptic number.

It is an amenable number.

374630645 is a deficient number, since it is larger than the sum of its proper divisors (74926135).

374630645 is an equidigital number, since it uses as much as digits as its factorization.

374630645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74926134.

The product of its (nonzero) digits is 181440, while the sum is 38.

The square root of 374630645 is about 19355.3776765012. The cubic root of 374630645 is about 720.8879508958.

The spelling of 374630645 in words is "three hundred seventy-four million, six hundred thirty thousand, six hundred forty-five".