64849422 has 32 divisors (see below), whose sum is σ = 144167040. Its totient is φ = 19279520.

The previous prime is 64849417. The next prime is 64849429. The reversal of 64849422 is 22494846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64849429) 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, 5772 + ... + 12767.

It is an arithmetic number, because the mean of its divisors is an integer number (4505220).

Almost surely, 2^64849422 is an apocalyptic number.

64849422 is an abundant number, since it is smaller than the sum of its proper divisors (79317618).

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

64849422 is a wasteful number, since it uses less digits than its factorization.

64849422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18608.

The product of its digits is 110592, while the sum is 39.

The square root of 64849422 is about 8052.9138825645. The cubic root of 64849422 is about 401.7618574189.

The spelling of 64849422 in words is "sixty-four million, eight hundred forty-nine thousand, four hundred twenty-two".