742006040 has 16 divisors (see below), whose sum is σ = 1669513680. Its totient is φ = 296802400.

The previous prime is 742006037. The next prime is 742006079. The reversal of 742006040 is 40600247.

It is a junction number, because it is equal to n+sod(n) for n = 742005997 and 742006015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9275036 + ... + 9275115.

It is an arithmetic number, because the mean of its divisors is an integer number (104344605).

Almost surely, 2^742006040 is an apocalyptic number.

It is an amenable number.

742006040 is an abundant number, since it is smaller than the sum of its proper divisors (927507640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742006040 is a wasteful number, since it uses less digits than its factorization.

742006040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18550162 (or 18550158 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 742006040 is about 27239.7878112147. The cubic root of 742006040 is about 905.3207617292.

Adding to 742006040 its reverse (40600247), we get a palindrome (782606287).

The spelling of 742006040 in words is "seven hundred forty-two million, six thousand, forty".