47767698 has 128 divisors (see below), whose sum is σ = 124416000. Its totient is φ = 13446720.

The previous prime is 47767679. The next prime is 47767723. The reversal of 47767698 is 89676774.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 63 ways as a sum of consecutive naturals, for example, 809593 + ... + 809651.

It is an arithmetic number, because the mean of its divisors is an integer number (972000).

Almost surely, 2^47767698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47767698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62208000).

47767698 is an abundant number, since it is smaller than the sum of its proper divisors (76648302).

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

47767698 is a wasteful number, since it uses less digits than its factorization.

47767698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 151 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 54.

The square root of 47767698 is about 6911.4179442427. The cubic root of 47767698 is about 362.8368914088.

It can be divided in two parts, 477676 and 98, that added together give a palindrome (477774).

The spelling of 47767698 in words is "forty-seven million, seven hundred sixty-seven thousand, six hundred ninety-eight".