45653739 has 4 divisors (see below), whose sum is σ = 60871656. Its totient is φ = 30435824.

The previous prime is 45653719. The next prime is 45653747. The reversal of 45653739 is 93735654.

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

It is a cyclic number.

It is not a de Polignac number, because 45653739 - 2⁷ = 45653611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45653739.

It is not an unprimeable number, because it can be changed into a prime (45653719) 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, 7608954 + ... + 7608959.

It is an arithmetic number, because the mean of its divisors is an integer number (15217914).

Almost surely, 2^45653739 is an apocalyptic number.

45653739 is a deficient number, since it is larger than the sum of its proper divisors (15217917).

45653739 is a wasteful number, since it uses less digits than its factorization.

45653739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15217916.

The product of its digits is 340200, while the sum is 42.

The square root of 45653739 is about 6756.7550643782. The cubic root of 45653739 is about 357.4034857726.

The spelling of 45653739 in words is "forty-five million, six hundred fifty-three thousand, seven hundred thirty-nine".