1494054636 has 24 divisors (see below), whose sum is σ = 3530257920. Its totient is φ = 491713872.

The previous prime is 1494054593. The next prime is 1494054643. The reversal of 1494054636 is 6364504941.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 787056 + ... + 788951.

It is an arithmetic number, because the mean of its divisors is an integer number (147094080).

Almost surely, 2^1494054636 is an apocalyptic number.

It is an amenable number.

1494054636 is an abundant number, since it is smaller than the sum of its proper divisors (2036203284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1494054636 is a wasteful number, since it uses less digits than its factorization.

1494054636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576093 (or 1576091 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 1494054636 is about 38653.0029363826. The cubic root of 1494054636 is about 1143.1998526882.

The spelling of 1494054636 in words is "one billion, four hundred ninety-four million, fifty-four thousand, six hundred thirty-six".