40522351 has 2 divisors, whose sum is σ = 40522352. Its totient is φ = 40522350.

The previous prime is 40522333. The next prime is 40522357. The reversal of 40522351 is 15322504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40522351 - 2¹⁵ = 40489583 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 (40522357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20261175 + 20261176.

It is an arithmetic number, because the mean of its divisors is an integer number (20261176).

Almost surely, 2^40522351 is an apocalyptic number.

40522351 is a deficient number, since it is larger than the sum of its proper divisors (1).

40522351 is an equidigital number, since it uses as much as digits as its factorization.

40522351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 40522351 is about 6365.7168488710. The cubic root of 40522351 is about 343.4774352420.

Adding to 40522351 its reverse (15322504), we get a palindrome (55844855).

The spelling of 40522351 in words is "forty million, five hundred twenty-two thousand, three hundred fifty-one".