1421306796 has 96 divisors (see below), whose sum is σ = 4088867328. Its totient is φ = 374192640.

The previous prime is 1421306741. The next prime is 1421306819. The reversal of 1421306796 is 6976031241.

It is a super-2 number, since 2×1421306796² = 4040226016711571232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1190776 + ... + 1191968.

It is an arithmetic number, because the mean of its divisors is an integer number (42592368).

Almost surely, 2^1421306796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1421306796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2044433664).

1421306796 is an abundant number, since it is smaller than the sum of its proper divisors (2667560532).

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

1421306796 is a wasteful number, since it uses less digits than its factorization.

1421306796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2311 (or 2309 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1421306796 is about 37700.2227579626. Note that the first 3 decimals coincide. The cubic root of 1421306796 is about 1124.3355539146.

The spelling of 1421306796 in words is "one billion, four hundred twenty-one million, three hundred six thousand, seven hundred ninety-six".