1420616004 has 12 divisors (see below), whose sum is σ = 3314770704. Its totient is φ = 473538664.

The previous prime is 1420615993. The next prime is 1420616023. The reversal of 1420616004 is 4006160241.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59192322 + ... + 59192345.

It is an arithmetic number, because the mean of its divisors is an integer number (276230892).

Almost surely, 2^1420616004 is an apocalyptic number.

It is an amenable number.

1420616004 is an abundant number, since it is smaller than the sum of its proper divisors (1894154700).

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

1420616004 is a wasteful number, since it uses less digits than its factorization.

1420616004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118384674 (or 118384672 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1420616004 is about 37691.0600010135. The cubic root of 1420616004 is about 1124.1533723074.

Adding to 1420616004 its reverse (4006160241), we get a palindrome (5426776245).

The spelling of 1420616004 in words is "one billion, four hundred twenty million, six hundred sixteen thousand, four".