7276406 has 4 divisors (see below), whose sum is σ = 10914612. Its totient is φ = 3638202.

The previous prime is 7276403. The next prime is 7276427. The reversal of 7276406 is 6046727.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7276403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1819100 + ... + 1819103.

It is an arithmetic number, because the mean of its divisors is an integer number (2728653).

Almost surely, 2^7276406 is an apocalyptic number.

7276406 is a deficient number, since it is larger than the sum of its proper divisors (3638206).

7276406 is a wasteful number, since it uses less digits than its factorization.

7276406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638205.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 7276406 is about 2697.4814179156. The cubic root of 7276406 is about 193.7785228906.

The spelling of 7276406 in words is "seven million, two hundred seventy-six thousand, four hundred six".