7828405342 has 4 divisors (see below), whose sum is σ = 11742608016. Its totient is φ = 3914202670.

The previous prime is 7828405331. The next prime is 7828405423. The reversal of 7828405342 is 2435048287.

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

It is a super-2 number, since 2×7828405342² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1957101334 + ... + 1957101337.

It is an arithmetic number, because the mean of its divisors is an integer number (2935652004).

Almost surely, 2^7828405342 is an apocalyptic number.

7828405342 is a deficient number, since it is larger than the sum of its proper divisors (3914202674).

7828405342 is a wasteful number, since it uses less digits than its factorization.

7828405342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914202673.

The product of its (nonzero) digits is 430080, while the sum is 43.

The square root of 7828405342 is about 88478.2761021032. The cubic root of 7828405342 is about 1985.5969705267.

The spelling of 7828405342 in words is "seven billion, eight hundred twenty-eight million, four hundred five thousand, three hundred forty-two".