402610480 has 40 divisors (see below), whose sum is σ = 968353200. Its totient is φ = 155490048.

The previous prime is 402610477. The next prime is 402610493. The reversal of 402610480 is 84016204.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84450 + ... + 89089.

It is an arithmetic number, because the mean of its divisors is an integer number (24208830).

Almost surely, 2^402610480 is an apocalyptic number.

402610480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402610480 is an abundant number, since it is smaller than the sum of its proper divisors (565742720).

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

402610480 is a wasteful number, since it uses less digits than its factorization.

402610480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173581 (or 173575 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 402610480 is about 20065.1558678222. The cubic root of 402610480 is about 738.4056739034.

Adding to 402610480 its reverse (84016204), we get a palindrome (486626684).

The spelling of 402610480 in words is "four hundred two million, six hundred ten thousand, four hundred eighty".