45020862 has 48 divisors (see below), whose sum is σ = 104019552. Its totient is φ = 14023680.

The previous prime is 45020839. The next prime is 45020863. The reversal of 45020862 is 26802054.

45020862 is a `hidden beast` number, since 450 + 208 + 6 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45020863) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50662 + ... + 51542.

It is an arithmetic number, because the mean of its divisors is an integer number (2167074).

Almost surely, 2^45020862 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45020862, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52009776).

45020862 is an abundant number, since it is smaller than the sum of its proper divisors (58998690).

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

45020862 is a wasteful number, since it uses less digits than its factorization.

45020862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 45020862 is about 6709.7587139926. The cubic root of 45020862 is about 355.7442878150.

It can be divided in two parts, 450 and 20862, that added together give a palindrome (21312).

The spelling of 45020862 in words is "forty-five million, twenty thousand, eight hundred sixty-two".