1494631942 has 16 divisors (see below), whose sum is σ = 2374942032. Its totient is φ = 703025920.

The previous prime is 1494631927. The next prime is 1494631949. The reversal of 1494631942 is 2491364941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1494631949) 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, 72858 + ... + 91090.

It is an arithmetic number, because the mean of its divisors is an integer number (148433877).

Almost surely, 2^1494631942 is an apocalyptic number.

1494631942 is a deficient number, since it is larger than the sum of its proper divisors (880310090).

1494631942 is a wasteful number, since it uses less digits than its factorization.

1494631942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20663.

The product of its digits is 186624, while the sum is 43.

The square root of 1494631942 is about 38660.4700178360. The cubic root of 1494631942 is about 1143.3470787068.

The spelling of 1494631942 in words is "one billion, four hundred ninety-four million, six hundred thirty-one thousand, nine hundred forty-two".