84357037 has 2 divisors, whose sum is σ = 84357038. Its totient is φ = 84357036.

The previous prime is 84357029. The next prime is 84357047. The reversal of 84357037 is 73075348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56836521 + 27520516 = 7539^2 + 5246^2 .

It is a cyclic number.

It is not a de Polignac number, because 84357037 - 2³ = 84357029 is a prime.

It is a super-2 number, since 2×84357037² = 14232219382838738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84356987 and 84357005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84357047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42178518 + 42178519.

It is an arithmetic number, because the mean of its divisors is an integer number (42178519).

Almost surely, 2^84357037 is an apocalyptic number.

It is an amenable number.

84357037 is a deficient number, since it is larger than the sum of its proper divisors (1).

84357037 is an equidigital number, since it uses as much as digits as its factorization.

84357037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 84357037 is about 9184.6087015180. The cubic root of 84357037 is about 438.5715331121.

The spelling of 84357037 in words is "eighty-four million, three hundred fifty-seven thousand, thirty-seven".