692243421 has 16 divisors (see below), whose sum is σ = 930744000. Its totient is φ = 457630208.

The previous prime is 692243399. The next prime is 692243429. The reversal of 692243421 is 124342296.

It is a cyclic number.

It is not a de Polignac number, because 692243421 - 2⁹ = 692242909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (692243429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414430 + ... + 416096.

It is an arithmetic number, because the mean of its divisors is an integer number (58171500).

Almost surely, 2^692243421 is an apocalyptic number.

It is an amenable number.

692243421 is a deficient number, since it is larger than the sum of its proper divisors (238500579).

692243421 is a wasteful number, since it uses less digits than its factorization.

692243421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748.

The product of its digits is 20736, while the sum is 33.

The square root of 692243421 is about 26310.5192081038. The cubic root of 692243421 is about 884.6122429120.

The spelling of 692243421 in words is "six hundred ninety-two million, two hundred forty-three thousand, four hundred twenty-one".