412339421 has 4 divisors (see below), whose sum is σ = 444057852. Its totient is φ = 380620992.

The previous prime is 412339397. The next prime is 412339439. The reversal of 412339421 is 124933214.

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

It can be written as a sum of positive squares in 2 ways, for example, as 79459396 + 332880025 = 8914^2 + 18245^2 .

It is a cyclic number.

It is not a de Polignac number, because 412339421 - 2⁶ = 412339357 is a prime.

It is a super-2 number, since 2×412339421² = 340047596221230482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412339441) 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, 15859196 + ... + 15859221.

It is an arithmetic number, because the mean of its divisors is an integer number (111014463).

Almost surely, 2^412339421 is an apocalyptic number.

It is an amenable number.

412339421 is a deficient number, since it is larger than the sum of its proper divisors (31718431).

412339421 is a wasteful number, since it uses less digits than its factorization.

412339421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31718430.

The product of its digits is 5184, while the sum is 29.

The square root of 412339421 is about 20306.1424450830. The cubic root of 412339421 is about 744.3061696342.

The spelling of 412339421 in words is "four hundred twelve million, three hundred thirty-nine thousand, four hundred twenty-one".