9214006138 has 8 divisors (see below), whose sum is σ = 13963494132. Its totient is φ = 4559508096.

The previous prime is 9214006133. The next prime is 9214006147. The reversal of 9214006138 is 8316004129.

It can be written as a sum of positive squares in 2 ways, for example, as 8739071289 + 474934849 = 93483^2 + 21793^2 .

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

It is a super-2 number, since 2×9214006138² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9214006133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23747245 + ... + 23747632.

Almost surely, 2^9214006138 is an apocalyptic number.

9214006138 is a deficient number, since it is larger than the sum of its proper divisors (4749487994).

9214006138 is a wasteful number, since it uses less digits than its factorization.

9214006138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47494976.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 9214006138 is about 95989.6147403457. The cubic root of 9214006138 is about 2096.4419066415.

The spelling of 9214006138 in words is "nine billion, two hundred fourteen million, six thousand, one hundred thirty-eight".