34217994 has 16 divisors (see below), whose sum is σ = 69596640. Its totient is φ = 11212560.

The previous prime is 34217983. The next prime is 34218001. The reversal of 34217994 is 49971243.

It is a super-2 number, since 2×34217994² = 2341742226768072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47977 + ... + 48684.

It is an arithmetic number, because the mean of its divisors is an integer number (4349790).

Almost surely, 2^34217994 is an apocalyptic number.

34217994 is an abundant number, since it is smaller than the sum of its proper divisors (35378646).

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

34217994 is a wasteful number, since it uses less digits than its factorization.

34217994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96725.

The product of its digits is 54432, while the sum is 39.

The square root of 34217994 is about 5849.6148591168. The cubic root of 34217994 is about 324.6520742125.

It can be divided in two parts, 342 and 17994, that added together give a triangular number (18336 = T₁₉₁).

The spelling of 34217994 in words is "thirty-four million, two hundred seventeen thousand, nine hundred ninety-four".