45657434 has 8 divisors (see below), whose sum is σ = 68690388. Its totient is φ = 22760640.

The previous prime is 45657421. The next prime is 45657439. The reversal of 45657434 is 43475654.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45495025 + 162409 = 6745^2 + 403^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45657439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33197 + ... + 34544.

Almost surely, 2^45657434 is an apocalyptic number.

45657434 is a deficient number, since it is larger than the sum of its proper divisors (23032954).

45657434 is a wasteful number, since it uses less digits than its factorization.

45657434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68080.

The product of its digits is 201600, while the sum is 38.

The square root of 45657434 is about 6757.0284889143. The cubic root of 45657434 is about 357.4131277010.

The spelling of 45657434 in words is "forty-five million, six hundred fifty-seven thousand, four hundred thirty-four".