494317654 has 4 divisors (see below), whose sum is σ = 741476484. Its totient is φ = 247158826.

The previous prime is 494317639. The next prime is 494317657. The reversal of 494317654 is 456713494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 456713494 = 2 ⋅228356747.

It is a self number, because there is not a number n which added to its sum of digits gives 494317654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494317657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123579412 + ... + 123579415.

It is an arithmetic number, because the mean of its divisors is an integer number (185369121).

Almost surely, 2^494317654 is an apocalyptic number.

494317654 is a deficient number, since it is larger than the sum of its proper divisors (247158830).

494317654 is a wasteful number, since it uses less digits than its factorization.

494317654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247158829.

The product of its digits is 362880, while the sum is 43.

The square root of 494317654 is about 22233.2555870705. The cubic root of 494317654 is about 790.6823426963.

The spelling of 494317654 in words is "four hundred ninety-four million, three hundred seventeen thousand, six hundred fifty-four".