390533342 has 8 divisors (see below), whose sum is σ = 586688232. Its totient is φ = 194970600.

The previous prime is 390533317. The next prime is 390533347. The reversal of 390533342 is 243335093.

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

It is a junction number, because it is equal to n+sod(n) for n = 390533299 and 390533308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390533347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146384 + ... + 149027.

It is an arithmetic number, because the mean of its divisors is an integer number (73336029).

Almost surely, 2^390533342 is an apocalyptic number.

390533342 is a deficient number, since it is larger than the sum of its proper divisors (196154890).

390533342 is a wasteful number, since it uses less digits than its factorization.

390533342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296074.

The product of its (nonzero) digits is 29160, while the sum is 32.

The square root of 390533342 is about 19761.9164556477. The cubic root of 390533342 is about 730.9472546955.

The spelling of 390533342 in words is "three hundred ninety million, five hundred thirty-three thousand, three hundred forty-two".