84426037 has 2 divisors, whose sum is σ = 84426038. Its totient is φ = 84426036.

The previous prime is 84426007. The next prime is 84426049. The reversal of 84426037 is 73062448.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83887281 + 538756 = 9159^2 + 734^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84426037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84425993 and 84426011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84426007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42213018 + 42213019.

It is an arithmetic number, because the mean of its divisors is an integer number (42213019).

Almost surely, 2^84426037 is an apocalyptic number.

It is an amenable number.

84426037 is a deficient number, since it is larger than the sum of its proper divisors (1).

84426037 is an equidigital number, since it uses as much as digits as its factorization.

84426037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 84426037 is about 9188.3642178573. The cubic root of 84426037 is about 438.6910773328.

The spelling of 84426037 in words is "eighty-four million, four hundred twenty-six thousand, thirty-seven".