4971357 has 12 divisors (see below), whose sum is σ = 7375420. Its totient is φ = 3224448.

The previous prime is 4971341. The next prime is 4971397. The reversal of 4971357 is 7531794.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4372281 + 599076 = 2091^2 + 774^2 .

It is not a de Polignac number, because 4971357 - 2⁴ = 4971341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4971397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7132 + ... + 7797.

Almost surely, 2^4971357 is an apocalyptic number.

It is an amenable number.

4971357 is a deficient number, since it is larger than the sum of its proper divisors (2404063).

4971357 is a wasteful number, since it uses less digits than its factorization.

4971357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14972 (or 14969 counting only the distinct ones).

The product of its digits is 26460, while the sum is 36.

The square root of 4971357 is about 2229.6540090337. The cubic root of 4971357 is about 170.6704435572.

It can be divided in two parts, 49713 and 57, that added together give a triangular number (49770 = T₃₁₅).

The spelling of 4971357 in words is "four million, nine hundred seventy-one thousand, three hundred fifty-seven".