8909738 has 4 divisors (see below), whose sum is σ = 13364610. Its totient is φ = 4454868.

The previous prime is 8909737. The next prime is 8909749. The reversal of 8909738 is 8379098.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8898289 + 11449 = 2983^2 + 107^2 .

It is not an unprimeable number, because it can be changed into a prime (8909731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227433 + ... + 2227436.

Almost surely, 2^8909738 is an apocalyptic number.

8909738 is a deficient number, since it is larger than the sum of its proper divisors (4454872).

8909738 is a wasteful number, since it uses less digits than its factorization.

8909738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4454871.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 8909738 is about 2984.9184243460. The cubic root of 8909738 is about 207.3106648592.

The spelling of 8909738 in words is "eight million, nine hundred nine thousand, seven hundred thirty-eight".