1442400998 has 36 divisors (see below), whose sum is σ = 2338574940. Its totient is φ = 665388000.

The previous prime is 1442400959. The next prime is 1442401013. The reversal of 1442400998 is 8990042441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 14281148 + ... + 14281248.

It is an arithmetic number, because the mean of its divisors is an integer number (64960415).

Almost surely, 2^1442400998 is an apocalyptic number.

1442400998 is a deficient number, since it is larger than the sum of its proper divisors (896173942).

1442400998 is an equidigital number, since it uses as much as digits as its factorization.

1442400998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 1442400998 is about 37978.9546722919. The cubic root of 1442400998 is about 1129.8705043869.

The spelling of 1442400998 in words is "one billion, four hundred forty-two million, four hundred thousand, nine hundred ninety-eight".