45143652 has 12 divisors (see below), whose sum is σ = 105335216. Its totient is φ = 15047880.

The previous prime is 45143647. The next prime is 45143671. The reversal of 45143652 is 25634154.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880974 + ... + 1880997.

Almost surely, 2^45143652 is an apocalyptic number.

It is an amenable number.

45143652 is an abundant number, since it is smaller than the sum of its proper divisors (60191564).

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

45143652 is a wasteful number, since it uses less digits than its factorization.

45143652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3761978 (or 3761976 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 45143652 is about 6718.9025889650. The cubic root of 45143652 is about 356.0674134844.

The spelling of 45143652 in words is "forty-five million, one hundred forty-three thousand, six hundred fifty-two".