494702506 has 16 divisors (see below), whose sum is σ = 802222560. Its totient is φ = 227998800.

The previous prime is 494702501. The next prime is 494702513. The reversal of 494702506 is 605207494.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (494702501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174520 + ... + 177331.

It is an arithmetic number, because the mean of its divisors is an integer number (50138910).

Almost surely, 2^494702506 is an apocalyptic number.

494702506 is a deficient number, since it is larger than the sum of its proper divisors (307520054).

494702506 is a wasteful number, since it uses less digits than its factorization.

494702506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351909.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 494702506 is about 22241.9087760021. The cubic root of 494702506 is about 790.8874852416.

The spelling of 494702506 in words is "four hundred ninety-four million, seven hundred two thousand, five hundred six".