151202250 has 192 divisors, whose sum is σ = 446808960. Its totient is φ = 36748800.

The previous prime is 151202213. The next prime is 151202257. The reversal of 151202250 is 52202151.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (151202257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2256717 + ... + 2256783.

It is an arithmetic number, because the mean of its divisors is an integer number (2327130).

Almost surely, 2^151202250 is an apocalyptic number.

151202250 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 151202250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223404480).

151202250 is an abundant number, since it is smaller than the sum of its proper divisors (295606710).

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

151202250 is a wasteful number, since it uses less digits than its factorization.

151202250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 151202250 is about 12296.4324094430. The cubic root of 151202250 is about 532.7450436039.

Subtracting from 151202250 its reverse (52202151), we obtain a palindrome (99000099).

The spelling of 151202250 in words is "one hundred fifty-one million, two hundred two thousand, two hundred fifty".