34474986 has 72 divisors (see below), whose sum is σ = 92495520. Its totient is φ = 9086688.

The previous prime is 34474981. The next prime is 34474991. The reversal of 34474986 is 68947443.

It is an interprime number because it is at equal distance from previous prime (34474981) and next prime (34474991).

It is not an unprimeable number, because it can be changed into a prime (34474981) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 20485 + ... + 22103.

It is an arithmetic number, because the mean of its divisors is an integer number (1284660).

Almost surely, 2^34474986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34474986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46247760).

34474986 is an abundant number, since it is smaller than the sum of its proper divisors (58020534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34474986 is a wasteful number, since it uses less digits than its factorization.

34474986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1660 (or 1644 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 34474986 is about 5871.5403430446. The cubic root of 34474986 is about 325.4628073058.

The spelling of 34474986 in words is "thirty-four million, four hundred seventy-four thousand, nine hundred eighty-six".