45161802 has 24 divisors (see below), whose sum is σ = 111829536. Its totient is φ = 12903336.

The previous prime is 45161773. The next prime is 45161821. The reversal of 45161802 is 20816154.

45161802 is a `hidden beast` number, since 45 + 1 + 618 + 0 + 2 = 666.

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, 179088 + ... + 179339.

It is an arithmetic number, because the mean of its divisors is an integer number (4659564).

Almost surely, 2^45161802 is an apocalyptic number.

45161802 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

45161802 is an abundant number, since it is smaller than the sum of its proper divisors (66667734).

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

45161802 is a wasteful number, since it uses less digits than its factorization.

45161802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358442 (or 358439 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 45161802 is about 6720.2531202329. The cubic root of 45161802 is about 356.1151260447.

Adding to 45161802 its reverse (20816154), we get a palindrome (65977956).

The spelling of 45161802 in words is "forty-five million, one hundred sixty-one thousand, eight hundred two".