601442156 has 12 divisors (see below), whose sum is σ = 1202884368. Its totient is φ = 257760912.

The previous prime is 601442147. The next prime is 601442209. The reversal of 601442156 is 651244106.

601442156 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10740011 + ... + 10740066.

It is an arithmetic number, because the mean of its divisors is an integer number (100240364).

Almost surely, 2^601442156 is an apocalyptic number.

It is an amenable number.

601442156 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.

601442156 is a wasteful number, since it uses less digits than its factorization.

601442156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21480088 (or 21480086 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 601442156 is about 24524.3176459611. The cubic root of 601442156 is about 844.1078809862.

The spelling of 601442156 in words is "six hundred one million, four hundred forty-two thousand, one hundred fifty-six".