34801998 has 32 divisors (see below), whose sum is σ = 86780160. Its totient is φ = 9039360.

The previous prime is 34801997. The next prime is 34802017. The reversal of 34801998 is 89910843.

It is a super-2 number, since 2×34801998² = 2422358129584008, which contains 22 as substring.

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 (34801993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37203 + ... + 38126.

It is an arithmetic number, because the mean of its divisors is an integer number (2711880).

Almost surely, 2^34801998 is an apocalyptic number.

34801998 is an abundant number, since it is smaller than the sum of its proper divisors (51978162).

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

34801998 is a wasteful number, since it uses less digits than its factorization.

34801998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75352.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 34801998 is about 5899.3218254304. The cubic root of 34801998 is about 326.4886282836.

The spelling of 34801998 in words is "thirty-four million, eight hundred one thousand, nine hundred ninety-eight".