45031662 has 48 divisors (see below), whose sum is σ = 107085888. Its totient is φ = 13590720.

The previous prime is 45031661. The next prime is 45031669. The reversal of 45031662 is 26613054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45031661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10587 + ... + 14217.

It is an arithmetic number, because the mean of its divisors is an integer number (2230956).

Almost surely, 2^45031662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45031662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53542944).

45031662 is an abundant number, since it is smaller than the sum of its proper divisors (62054226).

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

45031662 is a wasteful number, since it uses less digits than its factorization.

45031662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705 (or 3702 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 45031662 is about 6710.5634636743. The cubic root of 45031662 is about 355.7727318959.

The spelling of 45031662 in words is "forty-five million, thirty-one thousand, six hundred sixty-two".