45331293 has 16 divisors (see below), whose sum is σ = 70248960. Its totient is φ = 25463856.

The previous prime is 45331291. The next prime is 45331303. The reversal of 45331293 is 39213354.

It is not a de Polignac number, because 45331293 - 2¹ = 45331291 is a prime.

It is a super-2 number, since 2×45331293² = 4109852250103698, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45331293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45331291) 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, 17055 + ... + 19532.

It is an arithmetic number, because the mean of its divisors is an integer number (4390560).

Almost surely, 2^45331293 is an apocalyptic number.

It is an amenable number.

45331293 is a deficient number, since it is larger than the sum of its proper divisors (24917667).

45331293 is a wasteful number, since it uses less digits than its factorization.

45331293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36656.

The product of its digits is 9720, while the sum is 30.

The square root of 45331293 is about 6732.8517732087. The cubic root of 45331293 is about 356.5600666472.

The spelling of 45331293 in words is "forty-five million, three hundred thirty-one thousand, two hundred ninety-three".