2173402 has 24 divisors (see below), whose sum is σ = 4098528. Its totient is φ = 846120.

The previous prime is 2173393. The next prime is 2173411. The reversal of 2173402 is 2043712.

It is an interprime number because it is at equal distance from previous prime (2173393) and next prime (2173411).

It is a self number, because there is not a number n which added to its sum of digits gives 2173402.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1053 + ... + 2335.

It is an arithmetic number, because the mean of its divisors is an integer number (170772).

2^2173402 is an apocalyptic number.

2173402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2173402 is a deficient number, since it is larger than the sum of its proper divisors (1925126).

2173402 is a wasteful number, since it uses less digits than its factorization.

2173402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314 (or 1303 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 2173402 is about 1474.2462480875. The cubic root of 2173402 is about 129.5328797517.

The spelling of 2173402 in words is "two million, one hundred seventy-three thousand, four hundred two".