406625342 has 8 divisors (see below), whose sum is σ = 613680456. Its totient is φ = 202065192.

The previous prime is 406625311. The next prime is 406625353. The reversal of 406625342 is 243526604.

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 = 406625299 and 406625308.

It is a congruent number.

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, 623333 + ... + 623984.

It is an arithmetic number, because the mean of its divisors is an integer number (76710057).

Almost surely, 2^406625342 is an apocalyptic number.

406625342 is a deficient number, since it is larger than the sum of its proper divisors (207055114).

406625342 is a wasteful number, since it uses less digits than its factorization.

406625342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247482.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 406625342 is about 20164.9533101369. The cubic root of 406625342 is about 740.8520390351.

The spelling of 406625342 in words is "four hundred six million, six hundred twenty-five thousand, three hundred forty-two".