363993442 has 8 divisors (see below), whose sum is σ = 564817500. Its totient is φ = 175720944.

The previous prime is 363993433. The next prime is 363993463. The reversal of 363993442 is 244399363.

363993442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 356869881 + 7123561 = 18891^2 + 2669^2 .

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

It is an unprimeable number.

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, 3137817 + ... + 3137932.

Almost surely, 2^363993442 is an apocalyptic number.

363993442 is a deficient number, since it is larger than the sum of its proper divisors (200824058).

363993442 is a wasteful number, since it uses less digits than its factorization.

363993442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6275780.

The product of its digits is 419904, while the sum is 43.

The square root of 363993442 is about 19078.6121612658. The cubic root of 363993442 is about 713.9994102211. Note that the first 3 decimals are identical.

The spelling of 363993442 in words is "three hundred sixty-three million, nine hundred ninety-three thousand, four hundred forty-two".