7272106 has 4 divisors (see below), whose sum is σ = 10908162. Its totient is φ = 3636052.

The previous prime is 7272061. The next prime is 7272119. The reversal of 7272106 is 6012727.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6012727 = 7 ⋅858961.

It can be written as a sum of positive squares in only one way, i.e., 7241481 + 30625 = 2691^2 + 175^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1818025 + ... + 1818028.

Almost surely, 2^7272106 is an apocalyptic number.

7272106 is a deficient number, since it is larger than the sum of its proper divisors (3636056).

7272106 is a wasteful number, since it uses less digits than its factorization.

7272106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3636055.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 7272106 is about 2696.6842603464. The cubic root of 7272106 is about 193.7403441598.

The spelling of 7272106 in words is "seven million, two hundred seventy-two thousand, one hundred six".