150444402 has 16 divisors (see below), whose sum is σ = 311264640. Its totient is φ = 48418832.

The previous prime is 150444391. The next prime is 150444409. The reversal of 150444402 is 204444051.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (150444409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432138 + ... + 432485.

It is an arithmetic number, because the mean of its divisors is an integer number (19454040).

Almost surely, 2^150444402 is an apocalyptic number.

150444402 is an abundant number, since it is smaller than the sum of its proper divisors (160820238).

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

150444402 is a wasteful number, since it uses less digits than its factorization.

150444402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864657.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 150444402 is about 12265.5779317568. The cubic root of 150444402 is about 531.8534867988.

Adding to 150444402 its reverse (204444051), we get a palindrome (354888453).

The spelling of 150444402 in words is "one hundred fifty million, four hundred forty-four thousand, four hundred two".