45722493 has 24 divisors (see below), whose sum is σ = 71011200. Its totient is φ = 28257984.

The previous prime is 45722483. The next prime is 45722513. The reversal of 45722493 is 39422754.

It is not a de Polignac number, because 45722493 - 2⁹ = 45721981 is a prime.

It is a super-2 number, since 2×45722493² = 4181092732270098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45722423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5193 + ... + 10881.

It is an arithmetic number, because the mean of its divisors is an integer number (2958800).

Almost surely, 2^45722493 is an apocalyptic number.

It is an amenable number.

45722493 is a deficient number, since it is larger than the sum of its proper divisors (25288707).

45722493 is a wasteful number, since it uses less digits than its factorization.

45722493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761 (or 5758 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 45722493 is about 6761.8409475527. The cubic root of 45722493 is about 357.5828109465.

The spelling of 45722493 in words is "forty-five million, seven hundred twenty-two thousand, four hundred ninety-three".