1406739942 has 24 divisors (see below), whose sum is σ = 3084661944. Its totient is φ = 463263264.

The previous prime is 1406739937. The next prime is 1406739959. The reversal of 1406739942 is 2499376041.

It is a happy number.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 469303 + ... + 472290.

It is an arithmetic number, because the mean of its divisors is an integer number (128527581).

Almost surely, 2^1406739942 is an apocalyptic number.

1406739942 is an abundant number, since it is smaller than the sum of its proper divisors (1677922002).

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

1406739942 is a wasteful number, since it uses less digits than its factorization.

1406739942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941684 (or 941681 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The square root of 1406739942 is about 37506.5319911079. The cubic root of 1406739942 is about 1120.4812828447.

The spelling of 1406739942 in words is "one billion, four hundred six million, seven hundred thirty-nine thousand, nine hundred forty-two".