790910890 has 256 divisors, whose sum is σ = 2042413056. Its totient is φ = 212889600.

The previous prime is 790910863. The next prime is 790910917. The reversal of 790910890 is 98019097.

It is an interprime number because it is at equal distance from previous prime (790910863) and next prime (790910917).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11139555 + ... + 11139625.

It is an arithmetic number, because the mean of its divisors is an integer number (7978176).

Almost surely, 2^790910890 is an apocalyptic number.

790910890 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

790910890 is an abundant number, since it is smaller than the sum of its proper divisors (1251502166).

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

790910890 is a wasteful number, since it uses less digits than its factorization.

790910890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173.

The product of its (nonzero) digits is 40824, while the sum is 43.

The square root of 790910890 is about 28123.1379828070. The cubic root of 790910890 is about 924.7887084965.

The spelling of 790910890 in words is "seven hundred ninety million, nine hundred ten thousand, eight hundred ninety".