402488036 has 24 divisors (see below), whose sum is σ = 710652096. Its totient is φ = 199452320.

The previous prime is 402488011. The next prime is 402488069. The reversal of 402488036 is 630884204.

It is a junction number, because it is equal to n+sod(n) for n = 402487987 and 402488005.

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, 307295 + ... + 308601.

It is an arithmetic number, because the mean of its divisors is an integer number (29610504).

Almost surely, 2^402488036 is an apocalyptic number.

It is an amenable number.

402488036 is a deficient number, since it is larger than the sum of its proper divisors (308164060).

402488036 is a wasteful number, since it uses less digits than its factorization.

402488036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1939 (or 1937 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 402488036 is about 20062.1044758520. The cubic root of 402488036 is about 738.3308103848.

It can be divided in two parts, 40248 and 8036, that added together give a palindrome (48284).

The spelling of 402488036 in words is "four hundred two million, four hundred eighty-eight thousand, thirty-six".