8231402 has 4 divisors (see below), whose sum is σ = 12347106. Its totient is φ = 4115700.

The previous prime is 8231393. The next prime is 8231411. The reversal of 8231402 is 2041328.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (8231393) and next prime (8231411).

It can be written as a sum of positive squares in only one way, i.e., 4541161 + 3690241 = 2131^2 + 1921^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2057849 + ... + 2057852.

Almost surely, 2^8231402 is an apocalyptic number.

8231402 is a deficient number, since it is larger than the sum of its proper divisors (4115704).

8231402 is a wasteful number, since it uses less digits than its factorization.

8231402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4115703.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 8231402 is about 2869.0420003897. The cubic root of 8231402 is about 201.9100504659.

The spelling of 8231402 in words is "eight million, two hundred thirty-one thousand, four hundred two".