4494787 has 10 divisors (see below), whose sum is σ = 4960340. Its totient is φ = 4072860.

The previous prime is 4494781. The next prime is 4494793. The reversal of 4494787 is 7874944.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4494781) and next prime (4494793).

It is a de Polignac number, because none of the positive numbers 2^k-4494787 is a prime.

It is a super-2 number, since 2×4494787² = 40406220350738, which contains 22 as substring.

4494787 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4494781) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 14488 + ... + 14794.

It is an arithmetic number, because the mean of its divisors is an integer number (496034).

Almost surely, 2^4494787 is an apocalyptic number.

4494787 is a deficient number, since it is larger than the sum of its proper divisors (465553).

4494787 is an frugal number, since it uses more digits than its factorization.

4494787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 318 counting only the distinct ones).

The product of its digits is 225792, while the sum is 43.

The square root of 4494787 is about 2120.0912716202. The cubic root of 4494787 is about 165.0325861567.

The spelling of 4494787 in words is "four million, four hundred ninety-four thousand, seven hundred eighty-seven".