150400000 has 132 divisors (see below), whose sum is σ = 383787936. Its totient is φ = 58880000.

The previous prime is 150399989. The next prime is 150400031. The reversal of 150400000 is 4051.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 150400000.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3199977 + ... + 3200023.

Almost surely, 2^150400000 is an apocalyptic number.

150400000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191893968).

150400000 is an abundant number, since it is smaller than the sum of its proper divisors (233387936).

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

150400000 is an frugal number, since it uses more digits than its factorization.

150400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 54 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 150400000 is about 12263.7677734047. The cubic root of 150400000 is about 531.8011580938.

Adding to 150400000 its reverse (4051), we get a palindrome (150404051).

The spelling of 150400000 in words is "one hundred fifty million, four hundred thousand".