1407902242 has 16 divisors (see below), whose sum is σ = 2224002240. Its totient is φ = 666601488.

The previous prime is 1407902219. The next prime is 1407902257. The reversal of 1407902242 is 2422097041.

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, 93588 + ... + 107584.

It is an arithmetic number, because the mean of its divisors is an integer number (139000140).

Almost surely, 2^1407902242 is an apocalyptic number.

1407902242 is a deficient number, since it is larger than the sum of its proper divisors (816099998).

1407902242 is a wasteful number, since it uses less digits than its factorization.

1407902242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16665.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 1407902242 is about 37522.0234262493. The cubic root of 1407902242 is about 1120.7897921011.

Adding to 1407902242 its reverse (2422097041), we get a palindrome (3829999283).

The spelling of 1407902242 in words is "one billion, four hundred seven million, nine hundred two thousand, two hundred forty-two".