7673398394 has 4 divisors (see below), whose sum is σ = 11510097594. Its totient is φ = 3836699196.

The previous prime is 7673398379. The next prime is 7673398427. The reversal of 7673398394 is 4938933767.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4938933767 = 11831 ⋅417457.

It can be written as a sum of positive squares in only one way, i.e., 4870225369 + 2803173025 = 69787^2 + 52945^2 .

It is a super-3 number, since 3×7673398394³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1918349597 + ... + 1918349600.

Almost surely, 2^7673398394 is an apocalyptic number.

7673398394 is a deficient number, since it is larger than the sum of its proper divisors (3836699200).

7673398394 is a wasteful number, since it uses less digits than its factorization.

7673398394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836699199.

The product of its digits is 20575296, while the sum is 59.

The square root of 7673398394 is about 87597.9360144975. The cubic root of 7673398394 is about 1972.4041862835.

The spelling of 7673398394 in words is "seven billion, six hundred seventy-three million, three hundred ninety-eight thousand, three hundred ninety-four".