202293493 has 4 divisors (see below), whose sum is σ = 204730848. Its totient is φ = 199856140.

The previous prime is 202293479. The next prime is 202293503. The reversal of 202293493 is 394392202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202293493 - 2⁵ = 202293461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202293433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1218553 + ... + 1218718.

It is an arithmetic number, because the mean of its divisors is an integer number (51182712).

Almost surely, 2^202293493 is an apocalyptic number.

It is an amenable number.

202293493 is a deficient number, since it is larger than the sum of its proper divisors (2437355).

202293493 is an equidigital number, since it uses as much as digits as its factorization.

202293493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2437354.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 202293493 is about 14222.9917035763. The cubic root of 202293493 is about 587.0304615969.

The spelling of 202293493 in words is "two hundred two million, two hundred ninety-three thousand, four hundred ninety-three".