45314720 has 48 divisors (see below), whose sum is σ = 116792928. Its totient is φ = 16477440.

The previous prime is 45314719. The next prime is 45314729. The reversal of 45314720 is 2741354.

It is a self number, because there is not a number n which added to its sum of digits gives 45314720.

It is not an unprimeable number, because it can be changed into a prime (45314729) 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, 11114 + ... + 14633.

It is an arithmetic number, because the mean of its divisors is an integer number (2433186).

Almost surely, 2^45314720 is an apocalyptic number.

45314720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45314720 is an abundant number, since it is smaller than the sum of its proper divisors (71478208).

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

45314720 is a wasteful number, since it uses less digits than its factorization.

45314720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25773 (or 25765 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 45314720 is about 6731.6209043588. The cubic root of 45314720 is about 356.5166088805.

The spelling of 45314720 in words is "forty-five million, three hundred fourteen thousand, seven hundred twenty".