45140648 has 32 divisors (see below), whose sum is σ = 96994560. Its totient is φ = 19293120.

The previous prime is 45140639. The next prime is 45140657. The reversal of 45140648 is 84604154.

It is an interprime number because it is at equal distance from previous prime (45140639) and next prime (45140657).

It is a super-3 number, since 3×45140648³ (a number of 24 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 25058 + ... + 26798.

It is an arithmetic number, because the mean of its divisors is an integer number (3031080).

Almost surely, 2^45140648 is an apocalyptic number.

It is an amenable number.

45140648 is an abundant number, since it is smaller than the sum of its proper divisors (51853912).

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

45140648 is a wasteful number, since it uses less digits than its factorization.

45140648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217 (or 2213 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 45140648 is about 6718.6790368345. The cubic root of 45140648 is about 356.0595153622.

The spelling of 45140648 in words is "forty-five million, one hundred forty thousand, six hundred forty-eight".