11898790 has 8 divisors (see below), whose sum is σ = 21417840. Its totient is φ = 4759512.

The previous prime is 11898763. The next prime is 11898791. The reversal of 11898790 is 9789811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11898791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594930 + ... + 594949.

It is an arithmetic number, because the mean of its divisors is an integer number (2677230).

Almost surely, 2^11898790 is an apocalyptic number.

11898790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11898790 is a deficient number, since it is larger than the sum of its proper divisors (9519050).

11898790 is a wasteful number, since it uses less digits than its factorization.

11898790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189886.

The product of its (nonzero) digits is 36288, while the sum is 43.

The square root of 11898790 is about 3449.4622769353. The cubic root of 11898790 is about 228.2973830602.

The spelling of 11898790 in words is "eleven million, eight hundred ninety-eight thousand, seven hundred ninety".