603242640 has 960 divisors, whose sum is σ = 2911813632. Its totient is φ = 111974400.

The previous prime is 603242617. The next prime is 603242663. The reversal of 603242640 is 46242306.

It is an interprime number because it is at equal distance from previous prime (603242617) and next prime (603242663).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 19459425 + ... + 19459455.

Almost surely, 2^603242640 is an apocalyptic number.

603242640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 603242640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1455906816).

603242640 is an abundant number, since it is smaller than the sum of its proper divisors (2308570992).

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

603242640 is a wasteful number, since it uses less digits than its factorization.

603242640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 603242640 is about 24560.9983510443. The cubic root of 603242640 is about 844.9493521456.

Adding to 603242640 its reverse (46242306), we get a palindrome (649484946).

The spelling of 603242640 in words is "six hundred three million, two hundred forty-two thousand, six hundred forty".