45977289 has 16 divisors (see below), whose sum is σ = 62361600. Its totient is φ = 30126096.

The previous prime is 45977263. The next prime is 45977303. The reversal of 45977289 is 98277954.

It is not a de Polignac number, because 45977289 - 2⁸ = 45977033 is a prime.

It is a super-2 number, since 2×45977289² = 4227822207579042, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45977219) 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, 99072 + ... + 99534.

It is an arithmetic number, because the mean of its divisors is an integer number (3897600).

Almost surely, 2^45977289 is an apocalyptic number.

It is an amenable number.

45977289 is a deficient number, since it is larger than the sum of its proper divisors (16384311).

45977289 is a wasteful number, since it uses less digits than its factorization.

45977289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964.

The product of its digits is 1270080, while the sum is 51.

The square root of 45977289 is about 6780.6554992862. The cubic root of 45977289 is about 358.2458102930.

The spelling of 45977289 in words is "forty-five million, nine hundred seventy-seven thousand, two hundred eighty-nine".