45416649 has 16 divisors (see below), whose sum is σ = 62386880. Its totient is φ = 29367360.

The previous prime is 45416633. The next prime is 45416653. The reversal of 45416649 is 94661454.

It is not a de Polignac number, because 45416649 - 2⁴ = 45416633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45416629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68379 + ... + 69039.

It is an arithmetic number, because the mean of its divisors is an integer number (3899180).

Almost surely, 2^45416649 is an apocalyptic number.

It is an amenable number.

45416649 is a deficient number, since it is larger than the sum of its proper divisors (16970231).

45416649 is a wasteful number, since it uses less digits than its factorization.

45416649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320.

The product of its digits is 103680, while the sum is 39.

The square root of 45416649 is about 6739.1875623105. The cubic root of 45416649 is about 356.7837197933.

The spelling of 45416649 in words is "forty-five million, four hundred sixteen thousand, six hundred forty-nine".