6972736 has 14 divisors (see below), whose sum is σ = 13836650. Its totient is φ = 3486336.

The previous prime is 6972709. The next prime is 6972739. The reversal of 6972736 is 6372796.

6972736 = T₂₆₄ + T₂₆₅ + ... + T₃₉₁.

It can be written as a sum of positive squares in only one way, i.e., 6969600 + 3136 = 2640^2 + 56^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6972739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54411 + ... + 54538.

Almost surely, 2^6972736 is an apocalyptic number.

It is an amenable number.

6972736 is a deficient number, since it is larger than the sum of its proper divisors (6863914).

6972736 is a wasteful number, since it uses less digits than its factorization.

6972736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108961 (or 108951 counting only the distinct ones).

The product of its digits is 95256, while the sum is 40.

The square root of 6972736 is about 2640.5938725976. The cubic root of 6972736 is about 191.0444420217.

The spelling of 6972736 in words is "six million, nine hundred seventy-two thousand, seven hundred thirty-six".