11390690 has 16 divisors (see below), whose sum is σ = 21582720. Its totient is φ = 4316400.

The previous prime is 11390683. The next prime is 11390693. The reversal of 11390690 is 9609311.

It is a super-2 number, since 2×11390690² = 259495637352200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11390693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29786 + ... + 30165.

It is an arithmetic number, because the mean of its divisors is an integer number (1348920).

Almost surely, 2^11390690 is an apocalyptic number.

11390690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11390690 is a deficient number, since it is larger than the sum of its proper divisors (10192030).

11390690 is a wasteful number, since it uses less digits than its factorization.

11390690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59977.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 11390690 is about 3375.0096296159. The cubic root of 11390690 is about 225.0004279827. Note that the first 3 decimals are identical.

The spelling of 11390690 in words is "eleven million, three hundred ninety thousand, six hundred ninety".