42594451 has 2 divisors, whose sum is σ = 42594452. Its totient is φ = 42594450.

The previous prime is 42594407. The next prime is 42594463. The reversal of 42594451 is 15449524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42594451 - 2⁷ = 42594323 is a prime.

It is not a weakly prime, because it can be changed into another prime (42594151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21297225 + 21297226.

It is an arithmetic number, because the mean of its divisors is an integer number (21297226).

Almost surely, 2^42594451 is an apocalyptic number.

42594451 is a deficient number, since it is larger than the sum of its proper divisors (1).

42594451 is an equidigital number, since it uses as much as digits as its factorization.

42594451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 34.

The square root of 42594451 is about 6526.4424459272. The cubic root of 42594451 is about 349.2349302025.

It can be divided in two parts, 42 and 594451, that multiplied together give a palindrome (24966942).

The spelling of 42594451 in words is "forty-two million, five hundred ninety-four thousand, four hundred fifty-one".