7291642 has 8 divisors (see below), whose sum is σ = 11005056. Its totient is φ = 3623292.

The previous prime is 7291631. The next prime is 7291643. The reversal of 7291642 is 2461927.

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

It is not an unprimeable number, because it can be changed into a prime (7291643) 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, 10858 + ... + 11509.

It is an arithmetic number, because the mean of its divisors is an integer number (1375632).

Almost surely, 2^7291642 is an apocalyptic number.

7291642 is a deficient number, since it is larger than the sum of its proper divisors (3713414).

7291642 is a wasteful number, since it uses less digits than its factorization.

7291642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22532.

The product of its digits is 6048, while the sum is 31.

The square root of 7291642 is about 2700.3040569536. The cubic root of 7291642 is about 193.9136789596.

The spelling of 7291642 in words is "seven million, two hundred ninety-one thousand, six hundred forty-two".