42572351 has 2 divisors, whose sum is σ = 42572352. Its totient is φ = 42572350.

The previous prime is 42572329. The next prime is 42572357. The reversal of 42572351 is 15327524.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42572351 - 2¹⁴ = 42555967 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42572357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21286175 + 21286176.

It is an arithmetic number, because the mean of its divisors is an integer number (21286176).

Almost surely, 2^42572351 is an apocalyptic number.

42572351 is a deficient number, since it is larger than the sum of its proper divisors (1).

42572351 is an equidigital number, since it uses as much as digits as its factorization.

42572351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8400, while the sum is 29.

The square root of 42572351 is about 6524.7491139507. The cubic root of 42572351 is about 349.1745199300.

Adding to 42572351 its reverse (15327524), we get a palindrome (57899875).

The spelling of 42572351 in words is "forty-two million, five hundred seventy-two thousand, three hundred fifty-one".