45629979 has 8 divisors (see below), whose sum is σ = 61988112. Its totient is φ = 29845920.

The previous prime is 45629971. The next prime is 45629993. The reversal of 45629979 is 97992654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45629979 - 2³ = 45629971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45629971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143332 + ... + 143649.

It is an arithmetic number, because the mean of its divisors is an integer number (7748514).

Almost surely, 2^45629979 is an apocalyptic number.

45629979 is a deficient number, since it is larger than the sum of its proper divisors (16358133).

45629979 is a wasteful number, since it uses less digits than its factorization.

45629979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287037.

The product of its digits is 1224720, while the sum is 51.

The square root of 45629979 is about 6754.9965951139. The cubic root of 45629979 is about 357.3414727399.

It can be divided in two parts, 4562 and 9979, that added together give a palindrome (14541).

The spelling of 45629979 in words is "forty-five million, six hundred twenty-nine thousand, nine hundred seventy-nine".