34285398 has 48 divisors (see below), whose sum is σ = 80244144. Its totient is φ = 9737280.

The previous prime is 34285393. The next prime is 34285417. The reversal of 34285398 is 89358243.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34285393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81228 + ... + 81648.

It is an arithmetic number, because the mean of its divisors is an integer number (1671753).

Almost surely, 2^34285398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34285398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40122072).

34285398 is an abundant number, since it is smaller than the sum of its proper divisors (45958746).

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

34285398 is a wasteful number, since it uses less digits than its factorization.

34285398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 710 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 34285398 is about 5855.3734295944. The cubic root of 34285398 is about 324.8651053595.

The spelling of 34285398 in words is "thirty-four million, two hundred eighty-five thousand, three hundred ninety-eight".