45072764 has 24 divisors (see below), whose sum is σ = 86220288. Its totient is φ = 20446640.

The previous prime is 45072761. The next prime is 45072773. The reversal of 45072764 is 46727054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45072761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37379 + ... + 38565.

It is an arithmetic number, because the mean of its divisors is an integer number (3592512).

Almost surely, 2^45072764 is an apocalyptic number.

45072764 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45072764 is a deficient number, since it is larger than the sum of its proper divisors (41147524).

45072764 is a wasteful number, since it uses less digits than its factorization.

45072764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065 (or 2063 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 45072764 is about 6713.6252501908. The cubic root of 45072764 is about 355.8809411237.

The spelling of 45072764 in words is "forty-five million, seventy-two thousand, seven hundred sixty-four".