1406732242 has 8 divisors (see below), whose sum is σ = 2130990732. Its totient is φ = 696402000.

The previous prime is 1406732227. The next prime is 1406732297. The reversal of 1406732242 is 2422376041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1352841961 + 53890281 = 36781^2 + 7341^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3481809 + ... + 3482212.

Almost surely, 2^1406732242 is an apocalyptic number.

1406732242 is a deficient number, since it is larger than the sum of its proper divisors (724258490).

1406732242 is a wasteful number, since it uses less digits than its factorization.

1406732242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964124.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 1406732242 is about 37506.4293421808. The cubic root of 1406732242 is about 1120.4792384674.

The spelling of 1406732242 in words is "one billion, four hundred six million, seven hundred thirty-two thousand, two hundred forty-two".