4971394 has 8 divisors (see below), whose sum is σ = 7658748. Its totient is φ = 2418480.

The previous prime is 4971341. The next prime is 4971397. The reversal of 4971394 is 4931794.

It can be written as a sum of positive squares in 2 ways, for example, as 3470769 + 1500625 = 1863^2 + 1225^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (37).

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 3 ways as a sum of consecutive naturals, for example, 33517 + ... + 33664.

Almost surely, 2^4971394 is an apocalyptic number.

4971394 is a deficient number, since it is larger than the sum of its proper divisors (2687354).

4971394 is a wasteful number, since it uses less digits than its factorization.

4971394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67220.

The product of its digits is 27216, while the sum is 37.

The square root of 4971394 is about 2229.6623062697. The cubic root of 4971394 is about 170.6708669688.

It can be divided in two parts, 497 and 1394, that added together give a triangular number (1891 = T₆₁).

The spelling of 4971394 in words is "four million, nine hundred seventy-one thousand, three hundred ninety-four".