8402297436 has 36 divisors (see below), whose sum is σ = 22872922072. Its totient is φ = 2585322144.

The previous prime is 8402297399. The next prime is 8402297507. The reversal of 8402297436 is 6347922048.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 8402297391 and 8402297400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8976346 + ... + 8977281.

Almost surely, 2^8402297436 is an apocalyptic number.

It is an amenable number.

8402297436 is an abundant number, since it is smaller than the sum of its proper divisors (14470624636).

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

8402297436 is a wasteful number, since it uses less digits than its factorization.

8402297436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17953650 (or 17953645 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 8402297436 is about 91664.0465831615. The cubic root of 8402297436 is about 2032.9780225762.

The spelling of 8402297436 in words is "eight billion, four hundred two million, two hundred ninety-seven thousand, four hundred thirty-six".