45523855 has 8 divisors (see below), whose sum is σ = 58830912. Its totient is φ = 33617568.

The previous prime is 45523847. The next prime is 45523859. The reversal of 45523855 is 55832554.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 45523855 - 2³ = 45523847 is a prime.

It is a super-2 number, since 2×45523855² = 4144842748122050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45523859) 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, 350119 + ... + 350248.

It is an arithmetic number, because the mean of its divisors is an integer number (7353864).

Almost surely, 2^45523855 is an apocalyptic number.

45523855 is a deficient number, since it is larger than the sum of its proper divisors (13307057).

45523855 is a wasteful number, since it uses less digits than its factorization.

45523855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700385.

The product of its digits is 120000, while the sum is 37.

The square root of 45523855 is about 6747.1368001546. The cubic root of 45523855 is about 357.0642285190.

It can be divided in two parts, 455 and 23855, that added together give a triangular number (24310 = T₂₂₀).

The spelling of 45523855 in words is "forty-five million, five hundred twenty-three thousand, eight hundred fifty-five".