45434940 has 48 divisors (see below), whose sum is σ = 127573152. Its totient is φ = 12082176.

The previous prime is 45434887. The next prime is 45434941. The reversal of 45434940 is 4943454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45434941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26592 + ... + 28248.

It is an arithmetic number, because the mean of its divisors is an integer number (2657774).

Almost surely, 2^45434940 is an apocalyptic number.

It is an amenable number.

45434940 is an abundant number, since it is smaller than the sum of its proper divisors (82138212).

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

45434940 is a wasteful number, since it uses less digits than its factorization.

45434940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126 (or 2124 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 45434940 is about 6740.5444883926. The cubic root of 45434940 is about 356.8316101249.

The spelling of 45434940 in words is "forty-five million, four hundred thirty-four thousand, nine hundred forty".