149999562 has 12 divisors (see below), whose sum is σ = 324999090. Its totient is φ = 49999848.

The previous prime is 149999561. The next prime is 149999569. The reversal of 149999562 is 265999941.

149999562 is a `hidden beast` number, since 1 + 499 + 9 + 95 + 62 = 666.

It can be written as a sum of positive squares in only one way, i.e., 111323601 + 38675961 = 10551^2 + 6219^2 .

It is a junction number, because it is equal to n+sod(n) for n = 149999499 and 149999508.

It is not an unprimeable number, because it can be changed into a prime (149999561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4166637 + ... + 4166672.

Almost surely, 2^149999562 is an apocalyptic number.

149999562 is an abundant number, since it is smaller than the sum of its proper divisors (174999528).

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

149999562 is a wasteful number, since it uses less digits than its factorization.

149999562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8333317 (or 8333314 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 54.

The square root of 149999562 is about 12247.4308326277. The cubic root of 149999562 is about 531.3287674303.

The spelling of 149999562 in words is "one hundred forty-nine million, nine hundred ninety-nine thousand, five hundred sixty-two".