84973501 has 2 divisors, whose sum is σ = 84973502. Its totient is φ = 84973500.

The previous prime is 84973489. The next prime is 84973519. The reversal of 84973501 is 10537948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71825625 + 13147876 = 8475^2 + 3626^2 .

It is a cyclic number.

It is not a de Polignac number, because 84973501 - 2⁹ = 84972989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84973561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42486750 + 42486751.

It is an arithmetic number, because the mean of its divisors is an integer number (42486751).

Almost surely, 2^84973501 is an apocalyptic number.

It is an amenable number.

84973501 is a deficient number, since it is larger than the sum of its proper divisors (1).

84973501 is an equidigital number, since it uses as much as digits as its factorization.

84973501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 84973501 is about 9218.1072352192. The cubic root of 84973501 is about 439.6372716475.

The spelling of 84973501 in words is "eighty-four million, nine hundred seventy-three thousand, five hundred one".