149873976 has 320 divisors, whose sum is σ = 529689600. Its totient is φ = 38631168.

The previous prime is 149873947. The next prime is 149873987. The reversal of 149873976 is 679378941.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3188785 + ... + 3188831.

It is an arithmetic number, because the mean of its divisors is an integer number (1655280).

Almost surely, 2^149873976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149873976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264844800).

149873976 is an abundant number, since it is smaller than the sum of its proper divisors (379815624).

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

149873976 is a wasteful number, since it uses less digits than its factorization.

149873976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128 (or 115 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 149873976 is about 12242.3027245694. The cubic root of 149873976 is about 531.1804423625.

The spelling of 149873976 in words is "one hundred forty-nine million, eight hundred seventy-three thousand, nine hundred seventy-six".