1420201296 has 160 divisors (see below), whose sum is σ = 4208480640. Its totient is φ = 458265600.

The previous prime is 1420201271. The next prime is 1420201313. The reversal of 1420201296 is 6921020241.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 3205651 + ... + 3206093.

It is an arithmetic number, because the mean of its divisors is an integer number (26303004).

Almost surely, 2^1420201296 is an apocalyptic number.

1420201296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1420201296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2104240320).

1420201296 is an abundant number, since it is smaller than the sum of its proper divisors (2788279344).

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

1420201296 is a wasteful number, since it uses less digits than its factorization.

1420201296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1420201296 is about 37685.5581887810. The cubic root of 1420201296 is about 1124.0439735754.

The spelling of 1420201296 in words is "one billion, four hundred twenty million, two hundred one thousand, two hundred ninety-six".