150213402 has 12 divisors (see below), whose sum is σ = 325462410. Its totient is φ = 50071128.

The previous prime is 150213389. The next prime is 150213407. The reversal of 150213402 is 204312051.

150213402 is a `hidden beast` number, since 1 + 50 + 213 + 402 = 666.

It can be written as a sum of positive squares in only one way, i.e., 116445681 + 33767721 = 10791^2 + 5811^2 .

It is a super-2 number, since 2×150213402² = 45128132280827208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 8345189 = 150213402 / (1 + 5 + 0 + 2 + 1 + 3 + 4 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (150213407) 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, 4172577 + ... + 4172612.

Almost surely, 2^150213402 is an apocalyptic number.

150213402 is an abundant number, since it is smaller than the sum of its proper divisors (175249008).

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

150213402 is a wasteful number, since it uses less digits than its factorization.

150213402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8345197 (or 8345194 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 150213402 is about 12256.1577176536. The cubic root of 150213402 is about 531.5811357101.

Adding to 150213402 its reverse (204312051), we get a palindrome (354525453).

The spelling of 150213402 in words is "one hundred fifty million, two hundred thirteen thousand, four hundred two".