45406893 has 32 divisors (see below), whose sum is σ = 70963200. Its totient is φ = 25292736.

The previous prime is 45406891. The next prime is 45406897. The reversal of 45406893 is 39860454.

It is not a de Polignac number, because 45406893 - 2¹ = 45406891 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45406891) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189868 + ... + 190106.

It is an arithmetic number, because the mean of its divisors is an integer number (2217600).

Almost surely, 2^45406893 is an apocalyptic number.

It is an amenable number.

45406893 is a deficient number, since it is larger than the sum of its proper divisors (25556307).

45406893 is a wasteful number, since it uses less digits than its factorization.

45406893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 45406893 is about 6738.4636973126. The cubic root of 45406893 is about 356.7581709303.

The spelling of 45406893 in words is "forty-five million, four hundred six thousand, eight hundred ninety-three".