2045240862 has 48 divisors (see below), whose sum is σ = 4966032000. Its totient is φ = 549977472.

The previous prime is 2045240851. The next prime is 2045240887. The reversal of 2045240862 is 2680425402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72112 + ... + 96387.

It is an arithmetic number, because the mean of its divisors is an integer number (103459000).

Almost surely, 2^2045240862 is an apocalyptic number.

2045240862 is an abundant number, since it is smaller than the sum of its proper divisors (2920791138).

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

2045240862 is a wasteful number, since it uses less digits than its factorization.

2045240862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168545 (or 168528 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 2045240862 is about 45224.3392654884. The cubic root of 2045240862 is about 1269.3502911921.

The spelling of 2045240862 in words is "two billion, forty-five million, two hundred forty thousand, eight hundred sixty-two".