1494642254 has 16 divisors (see below), whose sum is σ = 2593116288. Its totient is φ = 632842872.

The previous prime is 1494642209. The next prime is 1494642287. The reversal of 1494642254 is 4522464941.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641972 + ... + 644295.

It is an arithmetic number, because the mean of its divisors is an integer number (162069768).

Almost surely, 2^1494642254 is an apocalyptic number.

1494642254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1494642254 is a deficient number, since it is larger than the sum of its proper divisors (1098474034).

1494642254 is a wasteful number, since it uses less digits than its factorization.

1494642254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286359.

The product of its digits is 276480, while the sum is 41.

The square root of 1494642254 is about 38660.6033838066. The cubic root of 1494642254 is about 1143.3497081542.

The spelling of 1494642254 in words is "one billion, four hundred ninety-four million, six hundred forty-two thousand, two hundred fifty-four".