2258078424 has 32 divisors (see below), whose sum is σ = 6451653120. Its totient is φ = 645165216.

The previous prime is 2258078399. The next prime is 2258078437. The reversal of 2258078424 is 4248708522.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6720304 + ... + 6720639.

It is an arithmetic number, because the mean of its divisors is an integer number (201614160).

Almost surely, 2^2258078424 is an apocalyptic number.

2258078424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2258078424 is an abundant number, since it is smaller than the sum of its proper divisors (4193574696).

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

2258078424 is a wasteful number, since it uses less digits than its factorization.

2258078424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13440959 (or 13440955 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 42.

The square root of 2258078424 is about 47519.2426707329. The cubic root of 2258078424 is about 1311.9370802540.

The spelling of 2258078424 in words is "two billion, two hundred fifty-eight million, seventy-eight thousand, four hundred twenty-four".