1420772604 has 24 divisors (see below), whose sum is σ = 3315753168. Its totient is φ = 473502720.

The previous prime is 1420772597. The next prime is 1420772641. The reversal of 1420772604 is 4062770241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104994 + ... + 117750.

It is an arithmetic number, because the mean of its divisors is an integer number (138156382).

Almost surely, 2^1420772604 is an apocalyptic number.

It is an amenable number.

1420772604 is an abundant number, since it is smaller than the sum of its proper divisors (1894980564).

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

1420772604 is a wasteful number, since it uses less digits than its factorization.

1420772604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22045 (or 22043 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 1420772604 is about 37693.1373594717. The cubic root of 1420772604 is about 1124.1946773819.

The spelling of 1420772604 in words is "one billion, four hundred twenty million, seven hundred seventy-two thousand, six hundred four".