34198740 has 48 divisors (see below), whose sum is σ = 106397760. Its totient is φ = 9119520.

The previous prime is 34198721. The next prime is 34198753. The reversal of 34198740 is 4789143.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 34198695 and 34198704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31126 + ... + 32205.

It is an arithmetic number, because the mean of its divisors is an integer number (2216620).

Almost surely, 2^34198740 is an apocalyptic number.

34198740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34198740 is an abundant number, since it is smaller than the sum of its proper divisors (72199020).

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

34198740 is a wasteful number, since it uses less digits than its factorization.

34198740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63349 (or 63341 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 34198740 is about 5847.9688781662. The cubic root of 34198740 is about 324.5911703517.

The spelling of 34198740 in words is "thirty-four million, one hundred ninety-eight thousand, seven hundred forty".