45294140 has 12 divisors (see below), whose sum is σ = 95117736. Its totient is φ = 18117648.

The previous prime is 45294133. The next prime is 45294149. The reversal of 45294140 is 4149254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45294149) 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, 1132334 + ... + 1132373.

It is an arithmetic number, because the mean of its divisors is an integer number (7926478).

Almost surely, 2^45294140 is an apocalyptic number.

It is an amenable number.

45294140 is an abundant number, since it is smaller than the sum of its proper divisors (49823596).

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

45294140 is a wasteful number, since it uses less digits than its factorization.

45294140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264716 (or 2264714 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 45294140 is about 6730.0921241837. The cubic root of 45294140 is about 356.4626291963.

The spelling of 45294140 in words is "forty-five million, two hundred ninety-four thousand, one hundred forty".