45369216 has 48 divisors (see below), whose sum is σ = 130557960. Its totient is φ = 15122688.

The previous prime is 45369199. The next prime is 45369217. The reversal of 45369216 is 61296354.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

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 (45369217) 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, 18540 + ... + 20843.

Almost surely, 2^45369216 is an apocalyptic number.

It is an amenable number.

45369216 is an abundant number, since it is smaller than the sum of its proper divisors (85188744).

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

45369216 is a wasteful number, since it uses less digits than its factorization.

45369216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39403 (or 39388 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 45369216 is about 6735.6674502235. The cubic root of 45369216 is about 356.6594686099.

The spelling of 45369216 in words is "forty-five million, three hundred sixty-nine thousand, two hundred sixteen".