45109368 has 24 divisors (see below), whose sum is σ = 122171400. Its totient is φ = 15036432.

The previous prime is 45109367. The next prime is 45109399. The reversal of 45109368 is 86390154.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45109367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 313188 + ... + 313331.

It is an arithmetic number, because the mean of its divisors is an integer number (5090475).

Almost surely, 2^45109368 is an apocalyptic number.

It is an amenable number.

45109368 is an abundant number, since it is smaller than the sum of its proper divisors (77062032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45109368 is a wasteful number, since it uses less digits than its factorization.

45109368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626531 (or 626524 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 45109368 is about 6716.3507948885. The cubic root of 45109368 is about 355.9772531020.

The spelling of 45109368 in words is "forty-five million, one hundred nine thousand, three hundred sixty-eight".