873536402 has 6 divisors (see below), whose sum is σ = 1310367303. Its totient is φ = 436747302.

The previous prime is 873536393. The next prime is 873536423. The reversal of 873536402 is 204635378.

It can be written as a sum of positive squares in only one way, i.e., 436768201 + 436768201 = 20899^2 + 20899^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=20899.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 31349 + ... + 52247.

Almost surely, 2^873536402 is an apocalyptic number.

873536402 is a deficient number, since it is larger than the sum of its proper divisors (436830901).

873536402 is an frugal number, since it uses more digits than its factorization.

873536402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41800 (or 20901 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 873536402 is about 29555.6492400353. The cubic root of 873536402 is about 955.9320057206.

The spelling of 873536402 in words is "eight hundred seventy-three million, five hundred thirty-six thousand, four hundred two".