42403260 has 48 divisors (see below), whose sum is σ = 123895296. Its totient is φ = 10815552.

The previous prime is 42403247. The next prime is 42403261. The reversal of 42403260 is 6230424.

It is a super-3 number, since 3×42403260³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42403261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13984 + ... + 16743.

It is an arithmetic number, because the mean of its divisors is an integer number (2581152).

Almost surely, 2^42403260 is an apocalyptic number.

It is an amenable number.

42403260 is an abundant number, since it is smaller than the sum of its proper divisors (81492036).

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

42403260 is a wasteful number, since it uses less digits than its factorization.

42403260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30762 (or 30760 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 42403260 is about 6511.7785588885. The cubic root of 42403260 is about 348.7116169009.

Adding to 42403260 its reverse (6230424), we get a palindrome (48633684).

The spelling of 42403260 in words is "forty-two million, four hundred three thousand, two hundred sixty".