914138190 has 64 divisors (see below), whose sum is σ = 2785950720. Its totient is φ = 208945440.

The previous prime is 914138189. The next prime is 914138191. The reversal of 914138190 is 91831419.

It is an interprime number because it is at equal distance from previous prime (914138189) and next prime (914138191).

It is a super-2 number, since 2×914138190² = 1671297260832952200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (914138191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239946 + ... + 243725.

It is an arithmetic number, because the mean of its divisors is an integer number (43530480).

Almost surely, 2^914138190 is an apocalyptic number.

914138190 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

914138190 is an abundant number, since it is smaller than the sum of its proper divisors (1871812530).

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

914138190 is a wasteful number, since it uses less digits than its factorization.

914138190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483694 (or 483688 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 914138190 is about 30234.7182887488. The cubic root of 914138190 is about 970.5187964129.

The spelling of 914138190 in words is "nine hundred fourteen million, one hundred thirty-eight thousand, one hundred ninety".