7040398 has 8 divisors (see below), whose sum is σ = 10588392. Its totient is φ = 3510936.

The previous prime is 7040389. The next prime is 7040413. The reversal of 7040398 is 8930407.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3640 + ... + 5227.

It is an arithmetic number, because the mean of its divisors is an integer number (1323549).

Almost surely, 2^7040398 is an apocalyptic number.

7040398 is a deficient number, since it is larger than the sum of its proper divisors (3547994).

7040398 is a wasteful number, since it uses less digits than its factorization.

7040398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9266.

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

The square root of 7040398 is about 2653.3748321713. The cubic root of 7040398 is about 191.6604059287.

The spelling of 7040398 in words is "seven million, forty thousand, three hundred ninety-eight".