4736389 has 6 divisors (see below), whose sum is σ = 5509734. Its totient is φ = 4059720.

The previous prime is 4736383. The next prime is 4736401. The reversal of 4736389 is 9836374.

It can be written as a sum of positive squares in only one way, i.e., 4588164 + 148225 = 2142^2 + 385^2 .

It is not a de Polignac number, because 4736389 - 2⁵ = 4736357 is a prime.

It is a Duffinian number.

4736389 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4736383) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48282 + ... + 48379.

It is an arithmetic number, because the mean of its divisors is an integer number (918289).

Almost surely, 2^4736389 is an apocalyptic number.

4736389 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4736389 is a deficient number, since it is larger than the sum of its proper divisors (773345).

4736389 is an equidigital number, since it uses as much as digits as its factorization.

4736389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96675 (or 96668 counting only the distinct ones).

The product of its digits is 108864, while the sum is 40.

The square root of 4736389 is about 2176.3246540900. The cubic root of 4736389 is about 167.9380558668.

The spelling of 4736389 in words is "four million, seven hundred thirty-six thousand, three hundred eighty-nine".