151949946 has 8 divisors (see below), whose sum is σ = 303899904. Its totient is φ = 50649980.

The previous prime is 151949929. The next prime is 151949989. The reversal of 151949946 is 649949151.

It is a happy number.

151949946 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

151949946 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 151949895 and 151949904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12662490 + ... + 12662501.

It is an arithmetic number, because the mean of its divisors is an integer number (37987488).

Almost surely, 2^151949946 is an apocalyptic number.

151949946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

151949946 is a wasteful number, since it uses less digits than its factorization.

151949946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25324996.

The product of its digits is 349920, while the sum is 48.

The square root of 151949946 is about 12326.7978810395. The cubic root of 151949946 is about 533.6217425339.

The spelling of 151949946 in words is "one hundred fifty-one million, nine hundred forty-nine thousand, nine hundred forty-six".