45291498 has 16 divisors (see below), whose sum is σ = 103523520. Its totient is φ = 12940416.

The previous prime is 45291479. The next prime is 45291529. The reversal of 45291498 is 89419254.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1078369 = 45291498 / (4 + 5 + 2 + 9 + 1 + 4 + 9 + 8).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539143 + ... + 539226.

It is an arithmetic number, because the mean of its divisors is an integer number (6470220).

Almost surely, 2^45291498 is an apocalyptic number.

45291498 is an abundant number, since it is smaller than the sum of its proper divisors (58232022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45291498 is a wasteful number, since it uses less digits than its factorization.

45291498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078381.

The product of its digits is 103680, while the sum is 42.

The square root of 45291498 is about 6729.8958387185. The cubic root of 45291498 is about 356.4556982587.

The spelling of 45291498 in words is "forty-five million, two hundred ninety-one thousand, four hundred ninety-eight".