45202620 has 48 divisors (see below), whose sum is σ = 126876960. Its totient is φ = 12024576.

The previous prime is 45202607. The next prime is 45202631. The reversal of 45202620 is 2620254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36166 + ... + 37394.

It is an arithmetic number, because the mean of its divisors is an integer number (2643270).

Almost surely, 2^45202620 is an apocalyptic number.

It is an amenable number.

45202620 is an abundant number, since it is smaller than the sum of its proper divisors (81674340).

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

45202620 is a wasteful number, since it uses less digits than its factorization.

45202620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854 (or 1852 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 45202620 is about 6723.2893735135. The cubic root of 45202620 is about 356.2223813615. Note that the first 3 decimals are identical.

Adding to 45202620 its reverse (2620254), we get a palindrome (47822874).

It can be divided in two parts, 4520 and 2620, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 45202620 in words is "forty-five million, two hundred two thousand, six hundred twenty".