7340719638 has 16 divisors (see below), whose sum is σ = 16778787840. Its totient is φ = 2097348456.

The previous prime is 7340719637. The next prime is 7340719649. The reversal of 7340719638 is 8369170437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7340719637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87389478 + ... + 87389561.

It is an arithmetic number, because the mean of its divisors is an integer number (1048674240).

Almost surely, 2^7340719638 is an apocalyptic number.

7340719638 is an abundant number, since it is smaller than the sum of its proper divisors (9438068202).

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

7340719638 is a wasteful number, since it uses less digits than its factorization.

7340719638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174779051.

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 7340719638 is about 85677.9997315530. Note that the first 3 decimals coincide. The cubic root of 7340719638 is about 1943.4776286391.

The spelling of 7340719638 in words is "seven billion, three hundred forty million, seven hundred nineteen thousand, six hundred thirty-eight".