45478502 has 8 divisors (see below), whose sum is σ = 72230616. Its totient is φ = 21401632.

The previous prime is 45478481. The next prime is 45478507. The reversal of 45478502 is 20587454.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45478507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668768 + ... + 668835.

It is an arithmetic number, because the mean of its divisors is an integer number (9028827).

Almost surely, 2^45478502 is an apocalyptic number.

45478502 is a deficient number, since it is larger than the sum of its proper divisors (26752114).

45478502 is a wasteful number, since it uses less digits than its factorization.

45478502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337622.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 45478502 is about 6743.7750555605. The cubic root of 45478502 is about 356.9456144088.

The spelling of 45478502 in words is "forty-five million, four hundred seventy-eight thousand, five hundred two".