84963427 has 4 divisors (see below), whose sum is σ = 85583736. Its totient is φ = 84343120.

The previous prime is 84963419. The next prime is 84963443. The reversal of 84963427 is 72436948.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84963427 - 2³ = 84963419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84963407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309949 + ... + 310222.

It is an arithmetic number, because the mean of its divisors is an integer number (21395934).

Almost surely, 2^84963427 is an apocalyptic number.

84963427 is a deficient number, since it is larger than the sum of its proper divisors (620309).

84963427 is a wasteful number, since it uses less digits than its factorization.

84963427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620308.

The product of its digits is 290304, while the sum is 43.

The square root of 84963427 is about 9217.5607944835. The cubic root of 84963427 is about 439.6198972863.

It can be divided in two parts, 8 and 4963427, that multiplied together give a triangular number (39707416 = T₈₉₁₁).

The spelling of 84963427 in words is "eighty-four million, nine hundred sixty-three thousand, four hundred twenty-seven".