152194194 has 16 divisors (see below), whose sum is σ = 338209440. Its totient is φ = 50731380.

The previous prime is 152194187. The next prime is 152194201. The reversal of 152194194 is 491491251.

It is a happy number.

152194194 is a `hidden beast` number, since 1 + 521 + 9 + 41 + 94 = 666.

It is an interprime number because it is at equal distance from previous prime (152194187) and next prime (152194201).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1409152 + ... + 1409259.

It is an arithmetic number, because the mean of its divisors is an integer number (21138090).

Almost surely, 2^152194194 is an apocalyptic number.

152194194 is an abundant number, since it is smaller than the sum of its proper divisors (186015246).

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

152194194 is a wasteful number, since it uses less digits than its factorization.

152194194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818422 (or 2818416 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 152194194 is about 12336.7010987541. The cubic root of 152194194 is about 533.9075082833.

The spelling of 152194194 in words is "one hundred fifty-two million, one hundred ninety-four thousand, one hundred ninety-four".