150693440 has 56 divisors (see below), whose sum is σ = 379960632. Its totient is φ = 56729600.

The previous prime is 150693437. The next prime is 150693451. The reversal of 150693440 is 44396051.

It can be written as a sum of positive squares in 4 ways, for example, as 25969216 + 124724224 = 5096^2 + 11168^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 150693397 and 150693406.

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, 8411 + ... + 19290.

Almost surely, 2^150693440 is an apocalyptic number.

150693440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150693440 is an abundant number, since it is smaller than the sum of its proper divisors (229267192).

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

150693440 is a wasteful number, since it uses less digits than its factorization.

150693440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27735 (or 27725 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 150693440 is about 12275.7256404662. The cubic root of 150693440 is about 532.1467927408.

The spelling of 150693440 in words is "one hundred fifty million, six hundred ninety-three thousand, four hundred forty".