1462421 has 2 divisors, whose sum is σ = 1462422. Its totient is φ = 1462420.

The previous prime is 1462403. The next prime is 1462423. The reversal of 1462421 is 1242641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1380625 + 81796 = 1175^2 + 286^2 .

It is an emirp because it is prime and its reverse (1242641) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1462421 is a prime.

It is a super-3 number, since 3×1462421³ = 9382930491676933383, which contains 333 as substring.

Together with 1462423, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1462393 and 1462402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1462423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731210 + 731211.

It is an arithmetic number, because the mean of its divisors is an integer number (731211).

2^1462421 is an apocalyptic number.

It is an amenable number.

1462421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1462421 is an equidigital number, since it uses as much as digits as its factorization.

1462421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384, while the sum is 20.

The square root of 1462421 is about 1209.3059993236. The cubic root of 1462421 is about 113.5073901791.

The spelling of 1462421 in words is "one million, four hundred sixty-two thousand, four hundred twenty-one".