152191650 has 96 divisors (see below), whose sum is σ = 430472448. Its totient is φ = 35251200.

The previous prime is 152191603. The next prime is 152191709. The reversal of 152191650 is 56191251.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30855 + ... + 35445.

It is an arithmetic number, because the mean of its divisors is an integer number (4484088).

Almost surely, 2^152191650 is an apocalyptic number.

152191650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 152191650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215236224).

152191650 is an abundant number, since it is smaller than the sum of its proper divisors (278280798).

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

152191650 is a wasteful number, since it uses less digits than its factorization.

152191650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636 (or 4631 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 30.

The square root of 152191650 is about 12336.5979913427. The cubic root of 152191650 is about 533.9045334255.

The spelling of 152191650 in words is "one hundred fifty-two million, one hundred ninety-one thousand, six hundred fifty".