45457008 has 40 divisors (see below), whose sum is σ = 117702288. Its totient is φ = 15117312.

The previous prime is 45457003. The next prime is 45457019. The reversal of 45457008 is 80075454.

It is a self number, because there is not a number n which added to its sum of digits gives 45457008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45457001) 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, 27666 + ... + 29262.

Almost surely, 2^45457008 is an apocalyptic number.

45457008 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

45457008 is an abundant number, since it is smaller than the sum of its proper divisors (72245280).

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

45457008 is a wasteful number, since it uses less digits than its factorization.

45457008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201 (or 2195 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 45457008 is about 6742.1812494177. The cubic root of 45457008 is about 356.8893724653.

The spelling of 45457008 in words is "forty-five million, four hundred fifty-seven thousand, eight".