3236742427 has 4 divisors (see below), whose sum is σ = 3238349176. Its totient is φ = 3235135680.

The previous prime is 3236742323. The next prime is 3236742433. The reversal of 3236742427 is 7242476323.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3236742427 - 2¹¹ = 3236740379 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3236742427.

It is not an unprimeable number, because it can be changed into a prime (3236742527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 800349 + ... + 804382.

It is an arithmetic number, because the mean of its divisors is an integer number (809587294).

Almost surely, 2^3236742427 is an apocalyptic number.

3236742427 is a deficient number, since it is larger than the sum of its proper divisors (1606749).

3236742427 is a wasteful number, since it uses less digits than its factorization.

3236742427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606748.

The product of its digits is 338688, while the sum is 40.

The square root of 3236742427 is about 56892.3758248854. The cubic root of 3236742427 is about 1479.2311606569.

The spelling of 3236742427 in words is "three billion, two hundred thirty-six million, seven hundred forty-two thousand, four hundred twenty-seven".