45729804 has 12 divisors (see below), whose sum is σ = 106702904. Its totient is φ = 15243264.

The previous prime is 45729797. The next prime is 45729821. The reversal of 45729804 is 40892754.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1905397 + ... + 1905420.

Almost surely, 2^45729804 is an apocalyptic number.

It is an amenable number.

45729804 is an abundant number, since it is smaller than the sum of its proper divisors (60973100).

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

45729804 is a wasteful number, since it uses less digits than its factorization.

45729804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3810824 (or 3810822 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 45729804 is about 6762.3815331583. The cubic root of 45729804 is about 357.6018690252.

The spelling of 45729804 in words is "forty-five million, seven hundred twenty-nine thousand, eight hundred four".