84137473 has 16 divisors (see below), whose sum is σ = 102481920. Its totient is φ = 67508496.

The previous prime is 84137467. The next prime is 84137479. The reversal of 84137473 is 37473148.

It is an interprime number because it is at equal distance from previous prime (84137467) and next prime (84137479).

It is a de Polignac number, because none of the positive numbers 2^k-84137473 is a prime.

It is a super-2 number, since 2×84137473² = 14158228725651458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84137479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2008 + ... + 13126.

It is an arithmetic number, because the mean of its divisors is an integer number (6405120).

Almost surely, 2^84137473 is an apocalyptic number.

It is an amenable number.

84137473 is a deficient number, since it is larger than the sum of its proper divisors (18344447).

84137473 is a wasteful number, since it uses less digits than its factorization.

84137473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11196.

The product of its digits is 56448, while the sum is 37.

The square root of 84137473 is about 9172.6480909277. The cubic root of 84137473 is about 438.1906987068.

The spelling of 84137473 in words is "eighty-four million, one hundred thirty-seven thousand, four hundred seventy-three".