84574001 has 2 divisors, whose sum is σ = 84574002. Its totient is φ = 84574000.

The previous prime is 84573953. The next prime is 84574019. The reversal of 84574001 is 10047548.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81884401 + 2689600 = 9049^2 + 1640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84574001 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84574901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42287000 + 42287001.

It is an arithmetic number, because the mean of its divisors is an integer number (42287001).

Almost surely, 2^84574001 is an apocalyptic number.

It is an amenable number.

84574001 is a deficient number, since it is larger than the sum of its proper divisors (1).

84574001 is an equidigital number, since it uses as much as digits as its factorization.

84574001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 84574001 is about 9196.4123983214. The cubic root of 84574001 is about 438.9472092297.

The spelling of 84574001 in words is "eighty-four million, five hundred seventy-four thousand, one".