64348398 has 16 divisors (see below), whose sum is σ = 142996560. Its totient is φ = 21449448.

The previous prime is 64348373. The next prime is 64348429. The reversal of 64348398 is 89384346.

It is a congruent number.

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, 595765 + ... + 595872.

It is an arithmetic number, because the mean of its divisors is an integer number (8937285).

Almost surely, 2^64348398 is an apocalyptic number.

64348398 is an abundant number, since it is smaller than the sum of its proper divisors (78648162).

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

64348398 is a wasteful number, since it uses less digits than its factorization.

64348398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191648 (or 1191642 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 64348398 is about 8021.7453213126. The cubic root of 64348398 is about 400.7245160655.

It can be divided in two parts, 64348 and 398, that added together give a palindrome (64746).

The spelling of 64348398 in words is "sixty-four million, three hundred forty-eight thousand, three hundred ninety-eight".