7405798 has 8 divisors (see below), whose sum is σ = 11297160. Its totient is φ = 3640080.

The previous prime is 7405771. The next prime is 7405799. The reversal of 7405798 is 8975047.

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 7405798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7405799) 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, 31263 + ... + 31498.

It is an arithmetic number, because the mean of its divisors is an integer number (1412145).

Almost surely, 2^7405798 is an apocalyptic number.

7405798 is a deficient number, since it is larger than the sum of its proper divisors (3891362).

7405798 is a wasteful number, since it uses less digits than its factorization.

7405798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62822.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 7405798 is about 2721.3595866772. The cubic root of 7405798 is about 194.9203970509.

The spelling of 7405798 in words is "seven million, four hundred five thousand, seven hundred ninety-eight".