149734570 has 16 divisors (see below), whose sum is σ = 271333800. Its totient is φ = 59491264.

The previous prime is 149734567. The next prime is 149734601. The reversal of 149734570 is 75437941.

It can be written as a sum of positive squares in 4 ways, for example, as 137053849 + 12680721 = 11707^2 + 3561^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48757 + ... + 51736.

Almost surely, 2^149734570 is an apocalyptic number.

149734570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149734570 is a deficient number, since it is larger than the sum of its proper divisors (121599230).

149734570 is a wasteful number, since it uses less digits than its factorization.

149734570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100649.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 149734570 is about 12236.6077815708. The cubic root of 149734570 is about 531.0156979245.

The spelling of 149734570 in words is "one hundred forty-nine million, seven hundred thirty-four thousand, five hundred seventy".