45553450 has 24 divisors (see below), whose sum is σ = 89190720. Its totient is φ = 17262000.

The previous prime is 45553433. The next prime is 45553457. The reversal of 45553450 is 5435554.

It is not an unprimeable number, because it can be changed into a prime (45553457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23026 + ... + 24925.

It is an arithmetic number, because the mean of its divisors is an integer number (3716280).

Almost surely, 2^45553450 is an apocalyptic number.

45553450 is a deficient number, since it is larger than the sum of its proper divisors (43637270).

45553450 is a wasteful number, since it uses less digits than its factorization.

45553450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47982 (or 47977 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 45553450 is about 6749.3295963377. The cubic root of 45553450 is about 357.1415874241.

The spelling of 45553450 in words is "forty-five million, five hundred fifty-three thousand, four hundred fifty".