45031064 has 48 divisors (see below), whose sum is σ = 96294600. Its totient is φ = 19678464.

The previous prime is 45031043. The next prime is 45031073. The reversal of 45031064 is 46013054.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24812 + ... + 26564.

Almost surely, 2^45031064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45031064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48147300).

45031064 is an abundant number, since it is smaller than the sum of its proper divisors (51263536).

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

45031064 is a wasteful number, since it uses less digits than its factorization.

45031064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 1787 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 45031064 is about 6710.5189069103. The cubic root of 45031064 is about 355.7711570556.

The spelling of 45031064 in words is "forty-five million, thirty-one thousand, sixty-four".