84925519 has 4 divisors (see below), whose sum is σ = 97057744. Its totient is φ = 72793296.

The previous prime is 84925513. The next prime is 84925541. The reversal of 84925519 is 91552948.

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 84925519 - 2¹¹ = 84923471 is a prime.

It is a super-2 number, since 2×84925519² = 14424687554838722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84925513) 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, 6066102 + ... + 6066115.

It is an arithmetic number, because the mean of its divisors is an integer number (24264436).

Almost surely, 2^84925519 is an apocalyptic number.

84925519 is a deficient number, since it is larger than the sum of its proper divisors (12132225).

84925519 is a wasteful number, since it uses less digits than its factorization.

84925519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12132224.

The product of its digits is 129600, while the sum is 43.

The square root of 84925519 is about 9215.5042726918. The cubic root of 84925519 is about 439.5545060517.

The spelling of 84925519 in words is "eighty-four million, nine hundred twenty-five thousand, five hundred nineteen".