7340842 has 8 divisors (see below), whose sum is σ = 11114496. Its totient is φ = 3636012.

The previous prime is 7340833. The next prime is 7340843. The reversal of 7340842 is 2480437.

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

It is a super-2 number, since 2×7340842² = 107775922537928, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 7² + 3⁶ + 4¹⁰ + 0 + 8⁷ + 4¹¹ + 2⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 7340842.

It is not an unprimeable number, because it can be changed into a prime (7340843) 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, 16938 + ... + 17365.

It is an arithmetic number, because the mean of its divisors is an integer number (1389312).

Almost surely, 2^7340842 is an apocalyptic number.

7340842 is a deficient number, since it is larger than the sum of its proper divisors (3773654).

7340842 is a wasteful number, since it uses less digits than its factorization.

7340842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34412.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 7340842 is about 2709.3988263082. The cubic root of 7340842 is about 194.3488427148.

The spelling of 7340842 in words is "seven million, three hundred forty thousand, eight hundred forty-two".