45707642 has 4 divisors (see below), whose sum is σ = 68561466. Its totient is φ = 22853820.

The previous prime is 45707639. The next prime is 45707653. The reversal of 45707642 is 24670754.

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

It can be written as a sum of positive squares in only one way, i.e., 30349081 + 15358561 = 5509^2 + 3919^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11426909 + ... + 11426912.

Almost surely, 2^45707642 is an apocalyptic number.

45707642 is a deficient number, since it is larger than the sum of its proper divisors (22853824).

45707642 is a wasteful number, since it uses less digits than its factorization.

45707642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22853823.

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 45707642 is about 6760.7427106791. The cubic root of 45707642 is about 357.5440915837.

The spelling of 45707642 in words is "forty-five million, seven hundred seven thousand, six hundred forty-two".