150429172 has 12 divisors (see below), whose sum is σ = 267567076. Its totient is φ = 73981440.

The previous prime is 150429157. The next prime is 150429197. The reversal of 150429172 is 271924051.

It can be written as a sum of positive squares in 2 ways, for example, as 56610576 + 93818596 = 7524^2 + 9686^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308013 + ... + 308500.

Almost surely, 2^150429172 is an apocalyptic number.

It is an amenable number.

150429172 is a deficient number, since it is larger than the sum of its proper divisors (117137904).

150429172 is a wasteful number, since it uses less digits than its factorization.

150429172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616578 (or 616576 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 150429172 is about 12264.9570728967. The cubic root of 150429172 is about 531.8355390789.

The spelling of 150429172 in words is "one hundred fifty million, four hundred twenty-nine thousand, one hundred seventy-two".