7616227394 has 4 divisors (see below), whose sum is σ = 11424341094. Its totient is φ = 3808113696.

The previous prime is 7616227379. The next prime is 7616227433. The reversal of 7616227394 is 4937226167.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4937226167 = 23671 ⋅208577.

It can be written as a sum of positive squares in only one way, i.e., 4965316225 + 2650911169 = 70465^2 + 51487^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1904056847 + ... + 1904056850.

Almost surely, 2^7616227394 is an apocalyptic number.

7616227394 is a deficient number, since it is larger than the sum of its proper divisors (3808113700).

7616227394 is a wasteful number, since it uses less digits than its factorization.

7616227394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3808113699.

The product of its digits is 762048, while the sum is 47.

The square root of 7616227394 is about 87270.9997307238. Note that the first 3 decimals coincide. The cubic root of 7616227394 is about 1967.4934748105.

Adding to 7616227394 its sum of digits (47), we get a square (7616227441 = 87271²).

The spelling of 7616227394 in words is "seven billion, six hundred sixteen million, two hundred twenty-seven thousand, three hundred ninety-four".