190051950 has 48 divisors (see below), whose sum is σ = 514181376. Its totient is φ = 46072800.

The previous prime is 190051913. The next prime is 190052021. The reversal of 190051950 is 59150091.

It is a super-2 number, since 2×190051950² = 72239487397605000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55942 + ... + 59241.

It is an arithmetic number, because the mean of its divisors is an integer number (10712112).

Almost surely, 2^190051950 is an apocalyptic number.

190051950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

190051950 is an abundant number, since it is smaller than the sum of its proper divisors (324129426).

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

190051950 is a wasteful number, since it uses less digits than its factorization.

190051950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115209 (or 115204 counting only the distinct ones).

The product of its (nonzero) digits is 2025, while the sum is 30.

The square root of 190051950 is about 13785.9330478572. The cubic root of 190051950 is about 574.9420987695.

The spelling of 190051950 in words is "one hundred ninety million, fifty-one thousand, nine hundred fifty".