45749613 has 32 divisors (see below), whose sum is σ = 75851776. Its totient is φ = 23882688.

The previous prime is 45749609. The next prime is 45749623. The reversal of 45749613 is 31694754.

It is not a de Polignac number, because 45749613 - 2² = 45749609 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45749623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27306 + ... + 28932.

It is an arithmetic number, because the mean of its divisors is an integer number (2370368).

Almost surely, 2^45749613 is an apocalyptic number.

It is an amenable number.

45749613 is a deficient number, since it is larger than the sum of its proper divisors (30102163).

45749613 is a wasteful number, since it uses less digits than its factorization.

45749613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753.

The product of its digits is 90720, while the sum is 39.

The square root of 45749613 is about 6763.8460213107. The cubic root of 45749613 is about 357.6534962808.

The spelling of 45749613 in words is "forty-five million, seven hundred forty-nine thousand, six hundred thirteen".