150749894 has 8 divisors (see below), whose sum is σ = 226862328. Its totient is φ = 75129120.

The previous prime is 150749881. The next prime is 150749899. The reversal of 150749894 is 498947051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×150749894² = 45451061082022472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150749899) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 122147 + ... + 123374.

It is an arithmetic number, because the mean of its divisors is an integer number (28357791).

Almost surely, 2^150749894 is an apocalyptic number.

150749894 is a deficient number, since it is larger than the sum of its proper divisors (76112434).

150749894 is a wasteful number, since it uses less digits than its factorization.

150749894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245830.

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 150749894 is about 12278.0248411542. The cubic root of 150749894 is about 532.2132368283.

The spelling of 150749894 in words is "one hundred fifty million, seven hundred forty-nine thousand, eight hundred ninety-four".