45442395 has 24 divisors (see below), whose sum is σ = 82914000. Its totient is φ = 22959936.

The previous prime is 45442381. The next prime is 45442399. The reversal of 45442395 is 59324454.

It is a happy number.

45442395 is a `hidden beast` number, since 4 + 544 + 23 + 95 = 666.

It is not a de Polignac number, because 45442395 - 2⁴ = 45442379 is a prime.

It is a super-2 number, since 2×45442395² = 4130022526672050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45442399) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25720 + ... + 27429.

It is an arithmetic number, because the mean of its divisors is an integer number (3454750).

Almost surely, 2^45442395 is an apocalyptic number.

45442395 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45442395 is a deficient number, since it is larger than the sum of its proper divisors (37471605).

45442395 is a wasteful number, since it uses less digits than its factorization.

45442395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53179 (or 53176 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 45442395 is about 6741.0974625798. The cubic root of 45442395 is about 356.8511254595.

It can be divided in two parts, 454 and 42395, that added together give a square (42849 = 207²).

The spelling of 45442395 in words is "forty-five million, four hundred forty-two thousand, three hundred ninety-five".