603428736 has 128 divisors (see below), whose sum is σ = 1771372800. Its totient is φ = 181035008.

The previous prime is 603428729. The next prime is 603428743. The reversal of 603428736 is 637824306.

It is an interprime number because it is at equal distance from previous prime (603428729) and next prime (603428743).

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 603428694 and 603428703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148135 + ... + 152153.

It is an arithmetic number, because the mean of its divisors is an integer number (13838850).

Almost surely, 2^603428736 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 603428736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (885686400).

603428736 is an abundant number, since it is smaller than the sum of its proper divisors (1167944064).

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

603428736 is a wasteful number, since it uses less digits than its factorization.

603428736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076 (or 4064 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 603428736 is about 24564.7865042626. The cubic root of 603428736 is about 845.0362301378.

The spelling of 603428736 in words is "six hundred three million, four hundred twenty-eight thousand, seven hundred thirty-six".