11492890 has 16 divisors (see below), whose sum is σ = 20729160. Its totient is φ = 4587840.

The previous prime is 11492881. The next prime is 11492917. The reversal of 11492890 is 9829411.

It can be written as a sum of positive squares in 4 ways, for example, as 8579041 + 2913849 = 2929^2 + 1707^2 .

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, 6280 + ... + 7900.

Almost surely, 2^11492890 is an apocalyptic number.

11492890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11492890 is a deficient number, since it is larger than the sum of its proper divisors (9236270).

11492890 is a wasteful number, since it uses less digits than its factorization.

11492890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 11492890 is about 3390.1165171716. The cubic root of 11492890 is about 225.6713446745.

The spelling of 11492890 in words is "eleven million, four hundred ninety-two thousand, eight hundred ninety".