2193402 has 8 divisors (see below), whose sum is σ = 4386816. Its totient is φ = 731132.

The previous prime is 2193383. The next prime is 2193413. The reversal of 2193402 is 2043912.

It is a sphenic number, since it is the product of 3 distinct primes.

2193402 is an admirable number.

It is a super-2 number, since 2×2193402² = 9622024667208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182778 + ... + 182789.

It is an arithmetic number, because the mean of its divisors is an integer number (548352).

2^2193402 is an apocalyptic number.

2193402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2193402 is a wasteful number, since it uses less digits than its factorization.

2193402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365572.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2193402 is about 1481.0138419340. The cubic root of 2193402 is about 129.9289947550.

The spelling of 2193402 in words is "two million, one hundred ninety-three thousand, four hundred two".