4694487408 has 120 divisors (see below), whose sum is σ = 14591409840. Its totient is φ = 1444435200.

The previous prime is 4694487407. The next prime is 4694487409. The reversal of 4694487408 is 8047844964.

It is an interprime number because it is at equal distance from previous prime (4694487407) and next prime (4694487409).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4694487407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40858 + ... + 105158.

It is an arithmetic number, because the mean of its divisors is an integer number (121595082).

Almost surely, 2^4694487408 is an apocalyptic number.

4694487408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4694487408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7295704920).

4694487408 is an abundant number, since it is smaller than the sum of its proper divisors (9896922432).

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

4694487408 is a wasteful number, since it uses less digits than its factorization.

4694487408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64344 (or 64319 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 54.

The square root of 4694487408 is about 68516.3294988866. The cubic root of 4694487408 is about 1674.4135358910.

The spelling of 4694487408 in words is "four billion, six hundred ninety-four million, four hundred eighty-seven thousand, four hundred eight".