1336727421 has 32 divisors (see below), whose sum is σ = 2053027200. Its totient is φ = 858574080.

The previous prime is 1336727393. The next prime is 1336727461. The reversal of 1336727421 is 1247276331.

1336727421 is a `hidden beast` number, since 1 + 3 + 367 + 274 + 21 = 666.

It is not a de Polignac number, because 1336727421 - 2⁵ = 1336727389 is a prime.

It is a super-2 number, since 2×1336727421² = 3573680396106622482, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1336727461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 426741 + ... + 429861.

It is an arithmetic number, because the mean of its divisors is an integer number (64157100).

Almost surely, 2^1336727421 is an apocalyptic number.

It is an amenable number.

1336727421 is a deficient number, since it is larger than the sum of its proper divisors (716299779).

1336727421 is a wasteful number, since it uses less digits than its factorization.

1336727421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3706 (or 3700 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 1336727421 is about 36561.2830874410. The cubic root of 1336727421 is about 1101.5755441787.

The spelling of 1336727421 in words is "one billion, three hundred thirty-six million, seven hundred twenty-seven thousand, four hundred twenty-one".