84037901 has 2 divisors, whose sum is σ = 84037902. Its totient is φ = 84037900.

The previous prime is 84037843. The next prime is 84037957. The reversal of 84037901 is 10973048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56265001 + 27772900 = 7501^2 + 5270^2 .

It is a cyclic number.

It is not a de Polignac number, because 84037901 - 2²² = 79843597 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 (84037301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42018950 + 42018951.

It is an arithmetic number, because the mean of its divisors is an integer number (42018951).

Almost surely, 2^84037901 is an apocalyptic number.

It is an amenable number.

84037901 is a deficient number, since it is larger than the sum of its proper divisors (1).

84037901 is an equidigital number, since it uses as much as digits as its factorization.

84037901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 84037901 is about 9167.2188257944. The cubic root of 84037901 is about 438.0177724001.

The spelling of 84037901 in words is "eighty-four million, thirty-seven thousand, nine hundred one".