150093621 has 32 divisors (see below), whose sum is σ = 227043840. Its totient is φ = 97977600.

The previous prime is 150093617. The next prime is 150093641. The reversal of 150093621 is 126390051.

It is not a de Polignac number, because 150093621 - 2² = 150093617 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150093641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 534001 + ... + 534281.

It is an arithmetic number, because the mean of its divisors is an integer number (7095120).

Almost surely, 2^150093621 is an apocalyptic number.

It is an amenable number.

150093621 is a deficient number, since it is larger than the sum of its proper divisors (76950219).

150093621 is a wasteful number, since it uses less digits than its factorization.

150093621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 150093621 is about 12251.2701790467. The cubic root of 150093621 is about 531.4398028881.

The spelling of 150093621 in words is "one hundred fifty million, ninety-three thousand, six hundred twenty-one".