45457773 has 8 divisors (see below), whose sum is σ = 61177248. Its totient is φ = 30021744.

The previous prime is 45457759. The next prime is 45457787. The reversal of 45457773 is 37775454.

It is an interprime number because it is at equal distance from previous prime (45457759) and next prime (45457787).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45457773 - 2¹⁸ = 45195629 is a prime.

It is a super-2 number, since 2×45457773² = 4132818252239058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45457733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70486 + ... + 71127.

It is an arithmetic number, because the mean of its divisors is an integer number (7647156).

Almost surely, 2^45457773 is an apocalyptic number.

It is an amenable number.

45457773 is a deficient number, since it is larger than the sum of its proper divisors (15719475).

45457773 is a wasteful number, since it uses less digits than its factorization.

45457773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141723.

The product of its digits is 411600, while the sum is 42.

The square root of 45457773 is about 6742.2379815607. The cubic root of 45457773 is about 356.8913744949.

The spelling of 45457773 in words is "forty-five million, four hundred fifty-seven thousand, seven hundred seventy-three".