113993390 has 16 divisors (see below), whose sum is σ = 234500832. Its totient is φ = 39083424.

The previous prime is 113993371. The next prime is 113993393. The reversal of 113993390 is 93399311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113993393) 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, 814169 + ... + 814308.

It is an arithmetic number, because the mean of its divisors is an integer number (14656302).

Almost surely, 2^113993390 is an apocalyptic number.

113993390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113993390 is an abundant number, since it is smaller than the sum of its proper divisors (120507442).

113993390 is a wasteful number, since it uses less digits than its factorization.

113993390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628491.

The product of its (nonzero) digits is 19683, while the sum is 38.

The square root of 113993390 is about 10676.7687059335. The cubic root of 113993390 is about 484.8713868771.

The spelling of 113993390 in words is "one hundred thirteen million, nine hundred ninety-three thousand, three hundred ninety".