45661722 has 16 divisors (see below), whose sum is σ = 93267072. Its totient is φ = 14896640.

The previous prime is 45661691. The next prime is 45661751. The reversal of 45661722 is 22716654.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80679 + ... + 81242.

It is an arithmetic number, because the mean of its divisors is an integer number (5829192).

Almost surely, 2^45661722 is an apocalyptic number.

45661722 is an abundant number, since it is smaller than the sum of its proper divisors (47605350).

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

45661722 is a wasteful number, since it uses less digits than its factorization.

45661722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161973.

The product of its digits is 20160, while the sum is 33.

The square root of 45661722 is about 6757.3457807041. The cubic root of 45661722 is about 357.4243163829.

The spelling of 45661722 in words is "forty-five million, six hundred sixty-one thousand, seven hundred twenty-two".