151533330 has 64 divisors (see below), whose sum is σ = 395635968. Its totient is φ = 36921600.

The previous prime is 151533313. The next prime is 151533331. The reversal of 151533330 is 33335151.

It is a self number, because there is not a number n which added to its sum of digits gives 151533330.

It is not an unprimeable number, because it can be changed into a prime (151533331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37467 + ... + 41313.

It is an arithmetic number, because the mean of its divisors is an integer number (6181812).

Almost surely, 2^151533330 is an apocalyptic number.

151533330 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 151533330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197817984).

151533330 is an abundant number, since it is smaller than the sum of its proper divisors (244102638).

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

151533330 is a wasteful number, since it uses less digits than its factorization.

151533330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971.

The product of its (nonzero) digits is 2025, while the sum is 24.

The square root of 151533330 is about 12309.8874893315. The cubic root of 151533330 is about 533.1336018599.

Adding to 151533330 its reverse (33335151), we get a palindrome (184868481).

The spelling of 151533330 in words is "one hundred fifty-one million, five hundred thirty-three thousand, three hundred thirty".