84361077 has 6 divisors (see below), whose sum is σ = 121854902. Its totient is φ = 56240712.

The previous prime is 84361061. The next prime is 84361093. The reversal of 84361077 is 77016348.

It is an interprime number because it is at equal distance from previous prime (84361061) and next prime (84361093).

It can be written as a sum of positive squares in only one way, i.e., 75325041 + 9036036 = 8679^2 + 3006^2 .

It is not a de Polignac number, because 84361077 - 2⁴ = 84361061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84361097) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4686718 + ... + 4686735.

Almost surely, 2^84361077 is an apocalyptic number.

It is an amenable number.

84361077 is a deficient number, since it is larger than the sum of its proper divisors (37493825).

84361077 is a wasteful number, since it uses less digits than its factorization.

84361077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9373459 (or 9373456 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 84361077 is about 9184.8286320432. The cubic root of 84361077 is about 438.5785343091.

The spelling of 84361077 in words is "eighty-four million, three hundred sixty-one thousand, seventy-seven".