34418940 has 96 divisors (see below), whose sum is σ = 101122560. Its totient is φ = 8736000.

The previous prime is 34418939. The next prime is 34418983. The reversal of 34418940 is 4981443.

It is a happy number.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 227865 + ... + 228015.

It is an arithmetic number, because the mean of its divisors is an integer number (1053360).

Almost surely, 2^34418940 is an apocalyptic number.

34418940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34418940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50561280).

34418940 is an abundant number, since it is smaller than the sum of its proper divisors (66703620).

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

34418940 is a wasteful number, since it uses less digits than its factorization.

34418940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 34418940 is about 5866.7657188608. The cubic root of 34418940 is about 325.2863433021.

The spelling of 34418940 in words is "thirty-four million, four hundred eighteen thousand, nine hundred forty".