663077346 has 8 divisors (see below), whose sum is σ = 1326154704. Its totient is φ = 221025780.

The previous prime is 663077339. The next prime is 663077347. The reversal of 663077346 is 643770366.

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

663077346 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 663077298 and 663077307.

It is not an unprimeable number, because it can be changed into a prime (663077347) 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, 55256440 + ... + 55256451.

It is an arithmetic number, because the mean of its divisors is an integer number (165769338).

Almost surely, 2^663077346 is an apocalyptic number.

663077346 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.

663077346 is a wasteful number, since it uses less digits than its factorization.

663077346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110512896.

The product of its (nonzero) digits is 381024, while the sum is 42.

The square root of 663077346 is about 25750.2882702311. The cubic root of 663077346 is about 872.0098624491.

The spelling of 663077346 in words is "six hundred sixty-three million, seventy-seven thousand, three hundred forty-six".