601903872 has 90 divisors (see below), whose sum is σ = 1794830268. Its totient is φ = 200627712.

The previous prime is 601903871. The next prime is 601903873. The reversal of 601903872 is 278309106.

It is an interprime number because it is at equal distance from previous prime (601903871) and next prime (601903873).

It is a super-2 number, since 2×601903872² = 724576542257184768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (601903871) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6223 + ... + 35249.

Almost surely, 2^601903872 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 601903872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (897415134).

601903872 is an abundant number, since it is smaller than the sum of its proper divisors (1192926396).

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

601903872 is an equidigital number, since it uses as much as digits as its factorization.

601903872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29055 (or 29032 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 601903872 is about 24533.7292721673. The cubic root of 601903872 is about 844.3238277299.

The spelling of 601903872 in words is "six hundred one million, nine hundred three thousand, eight hundred seventy-two".