151346220 has 48 divisors (see below), whose sum is σ = 425265120. Its totient is φ = 40216576.

The previous prime is 151346219. The next prime is 151346297. The reversal of 151346220 is 22643151.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13276 + ... + 21884.

It is an arithmetic number, because the mean of its divisors is an integer number (8859690).

Almost surely, 2^151346220 is an apocalyptic number.

151346220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151346220 is an abundant number, since it is smaller than the sum of its proper divisors (273918900).

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

151346220 is a wasteful number, since it uses less digits than its factorization.

151346220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8914 (or 8912 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 151346220 is about 12302.2851535802. The cubic root of 151346220 is about 532.9140776256.

Adding to 151346220 its reverse (22643151), we get a palindrome (173989371).

The spelling of 151346220 in words is "one hundred fifty-one million, three hundred forty-six thousand, two hundred twenty".