45772002 has 24 divisors (see below), whose sum is σ = 99393840. Its totient is φ = 15223320.

The previous prime is 45771989. The next prime is 45772003. The reversal of 45772002 is 20027754.

45772002 is a `hidden beast` number, since 457 + 7 + 200 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (45772003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6249 + ... + 11427.

It is an arithmetic number, because the mean of its divisors is an integer number (4141410).

Almost surely, 2^45772002 is an apocalyptic number.

45772002 is an abundant number, since it is smaller than the sum of its proper divisors (53621838).

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

45772002 is a wasteful number, since it uses less digits than its factorization.

45772002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5678 (or 5675 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 45772002 is about 6765.5008683763. The cubic root of 45772002 is about 357.7118297304.

Adding to 45772002 its reverse (20027754), we get a palindrome (65799756).

The spelling of 45772002 in words is "forty-five million, seven hundred seventy-two thousand, two".