663034534 has 8 divisors (see below), whose sum is σ = 1018809288. Its totient is φ = 323431440.

The previous prime is 663034529. The next prime is 663034543. The reversal of 663034534 is 435430366.

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

It is a super-2 number, since 2×663034534² = 879229586553194312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 663034534.

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, 4042812 + ... + 4042975.

It is an arithmetic number, because the mean of its divisors is an integer number (127351161).

Almost surely, 2^663034534 is an apocalyptic number.

663034534 is a deficient number, since it is larger than the sum of its proper divisors (355774754).

663034534 is a wasteful number, since it uses less digits than its factorization.

663034534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8085830.

The product of its (nonzero) digits is 77760, while the sum is 34.

The square root of 663034534 is about 25749.4569651478. The cubic root of 663034534 is about 871.9910947594.

The spelling of 663034534 in words is "six hundred sixty-three million, thirty-four thousand, five hundred thirty-four".