45332993 has 4 divisors (see below), whose sum is σ = 47718960. Its totient is φ = 42947028.

The previous prime is 45332983. The next prime is 45333017. The reversal of 45332993 is 39923354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45332993 - 2⁶ = 45332929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45332983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1192955 + ... + 1192992.

It is an arithmetic number, because the mean of its divisors is an integer number (11929740).

Almost surely, 2^45332993 is an apocalyptic number.

It is an amenable number.

45332993 is a deficient number, since it is larger than the sum of its proper divisors (2385967).

45332993 is a wasteful number, since it uses less digits than its factorization.

45332993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2385966.

The product of its digits is 87480, while the sum is 38.

The square root of 45332993 is about 6732.9780186779. The cubic root of 45332993 is about 356.5645237929.

The spelling of 45332993 in words is "forty-five million, three hundred thirty-two thousand, nine hundred ninety-three".