3642451 has 2 divisors, whose sum is σ = 3642452. Its totient is φ = 3642450.

The previous prime is 3642449. The next prime is 3642467. The reversal of 3642451 is 1542463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3642451 - 2¹ = 3642449 is a prime.

Together with 3642449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3642491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821225 + 1821226.

It is an arithmetic number, because the mean of its divisors is an integer number (1821226).

Almost surely, 2^3642451 is an apocalyptic number.

3642451 is a deficient number, since it is larger than the sum of its proper divisors (1).

3642451 is an equidigital number, since it uses as much as digits as its factorization.

3642451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 25.

The square root of 3642451 is about 1908.5206312744. The cubic root of 3642451 is about 153.8619525250.

The spelling of 3642451 in words is "three million, six hundred forty-two thousand, four hundred fifty-one".