45294993 has 24 divisors (see below), whose sum is σ = 70740800. Its totient is φ = 27830304.

The previous prime is 45294989. The next prime is 45295007. The reversal of 45294993 is 39949254.

It is a happy number.

It is not a de Polignac number, because 45294993 - 2² = 45294989 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45294943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2748 + ... + 9906.

Almost surely, 2^45294993 is an apocalyptic number.

It is an amenable number.

45294993 is a deficient number, since it is larger than the sum of its proper divisors (25445807).

45294993 is a wasteful number, since it uses less digits than its factorization.

45294993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7221 (or 7218 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 45294993 is about 6730.1554959748. The cubic root of 45294993 is about 356.4648668714.

The spelling of 45294993 in words is "forty-five million, two hundred ninety-four thousand, nine hundred ninety-three".