601155616 has 48 divisors (see below), whose sum is σ = 1227441600. Its totient is φ = 289477888.

The previous prime is 601155559. The next prime is 601155619. The reversal of 601155616 is 616551106.

It is a super-2 number, since 2×601155616² = 722776149296678912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (601155619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611061 + ... + 612043.

It is an arithmetic number, because the mean of its divisors is an integer number (25571700).

Almost surely, 2^601155616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 601155616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613720800).

601155616 is an abundant number, since it is smaller than the sum of its proper divisors (626285984).

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

601155616 is a wasteful number, since it uses less digits than its factorization.

601155616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1681 (or 1673 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 601155616 is about 24518.4749933596. The cubic root of 601155616 is about 843.9738092994.

The spelling of 601155616 in words is "six hundred one million, one hundred fifty-five thousand, six hundred sixteen".