45517455 has 48 divisors (see below), whose sum is σ = 82827264. Its totient is φ = 23094720.

The previous prime is 45517447. The next prime is 45517457. The reversal of 45517455 is 55471554.

It is not a de Polignac number, because 45517455 - 2³ = 45517447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45517457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 93222 + ... + 93708.

It is an arithmetic number, because the mean of its divisors is an integer number (1725568).

Almost surely, 2^45517455 is an apocalyptic number.

45517455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45517455 is a deficient number, since it is larger than the sum of its proper divisors (37309809).

45517455 is a wasteful number, since it uses less digits than its factorization.

45517455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596 (or 593 counting only the distinct ones).

The product of its digits is 70000, while the sum is 36.

The square root of 45517455 is about 6746.6625082332. The cubic root of 45517455 is about 357.0474950345.

The spelling of 45517455 in words is "forty-five million, five hundred seventeen thousand, four hundred fifty-five".