4276649 has 8 divisors (see below), whose sum is σ = 4681992. Its totient is φ = 3882240.

The previous prime is 4276637. The next prime is 4276661. The reversal of 4276649 is 9466724.

4276649 = 393² + 394² + ... + 418².

It is an interprime number because it is at equal distance from previous prime (4276637) and next prime (4276661).

It can be written as a sum of positive squares in 4 ways, for example, as 135424 + 4141225 = 368^2 + 2035^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4276649 - 2¹² = 4272553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4276549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1904 + ... + 3489.

It is an arithmetic number, because the mean of its divisors is an integer number (585249).

Almost surely, 2^4276649 is an apocalyptic number.

It is an amenable number.

4276649 is a deficient number, since it is larger than the sum of its proper divisors (405343).

4276649 is a wasteful number, since it uses less digits than its factorization.

4276649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5467.

The product of its digits is 72576, while the sum is 38.

The square root of 4276649 is about 2068.0060444786. The cubic root of 4276649 is about 162.3184433814.

The spelling of 4276649 in words is "four million, two hundred seventy-six thousand, six hundred forty-nine".