1407220242 has 8 divisors (see below), whose sum is σ = 2814440496. Its totient is φ = 469073412.

The previous prime is 1407220211. The next prime is 1407220259. The reversal of 1407220242 is 2420227041.

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

1407220242 is an admirable number.

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, 117268348 + ... + 117268359.

It is an arithmetic number, because the mean of its divisors is an integer number (351805062).

Almost surely, 2^1407220242 is an apocalyptic number.

1407220242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1407220242 is a wasteful number, since it uses less digits than its factorization.

1407220242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234536712.

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 1407220242 is about 37512.9343293750. The cubic root of 1407220242 is about 1120.6087894546.

Adding to 1407220242 its reverse (2420227041), we get a palindrome (3827447283).

The spelling of 1407220242 in words is "one billion, four hundred seven million, two hundred twenty thousand, two hundred forty-two".