7427452738 has 8 divisors (see below), whose sum is σ = 11145830400. Its totient is φ = 3712175940.

The previous prime is 7427452729. The next prime is 7427452757. The reversal of 7427452738 is 8372547247.

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

It is a junction number, because it is equal to n+sod(n) for n = 7427452691 and 7427452700.

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, 769218 + ... + 778813.

It is an arithmetic number, because the mean of its divisors is an integer number (1393228800).

Almost surely, 2^7427452738 is an apocalyptic number.

7427452738 is a deficient number, since it is larger than the sum of its proper divisors (3718377662).

7427452738 is a wasteful number, since it uses less digits than its factorization.

7427452738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550432.

The product of its digits is 2634240, while the sum is 49.

The square root of 7427452738 is about 86182.6707523038. The cubic root of 7427452738 is about 1951.1019621203.

The spelling of 7427452738 in words is "seven billion, four hundred twenty-seven million, four hundred fifty-two thousand, seven hundred thirty-eight".