45500007 has 32 divisors (see below), whose sum is σ = 73861632. Its totient is φ = 24321024.

The previous prime is 45499997. The next prime is 45500009. The reversal of 45500007 is 70000554.

It is not a de Polignac number, because 45500007 - 2⁴ = 45499991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45500009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82908 + ... + 83454.

It is an arithmetic number, because the mean of its divisors is an integer number (2308176).

Almost surely, 2^45500007 is an apocalyptic number.

45500007 is a deficient number, since it is larger than the sum of its proper divisors (28361625).

45500007 is a wasteful number, since it uses less digits than its factorization.

45500007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807.

The product of its (nonzero) digits is 700, while the sum is 21.

The square root of 45500007 is about 6745.3693004905. The cubic root of 45500007 is about 357.0018674039.

The spelling of 45500007 in words is "forty-five million, five hundred thousand, seven".