84734051 has 4 divisors (see below), whose sum is σ = 85573104. Its totient is φ = 83895000.

The previous prime is 84734021. The next prime is 84734071. The reversal of 84734051 is 15043748.

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 84734051 - 2²² = 80539747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84733999 and 84734017.

It is not an unprimeable number, because it can be changed into a prime (84734021) 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, 419375 + ... + 419576.

It is an arithmetic number, because the mean of its divisors is an integer number (21393276).

Almost surely, 2^84734051 is an apocalyptic number.

84734051 is a deficient number, since it is larger than the sum of its proper divisors (839053).

84734051 is a wasteful number, since it uses less digits than its factorization.

84734051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839052.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 84734051 is about 9205.1100482286. The cubic root of 84734051 is about 439.2239263848.

Adding to 84734051 its reverse (15043748), we get a palindrome (99777799).

The spelling of 84734051 in words is "eighty-four million, seven hundred thirty-four thousand, fifty-one".