9739152946 has 4 divisors (see below), whose sum is σ = 14608729422. Its totient is φ = 4869576472.

The previous prime is 9739152923. The next prime is 9739152971. The reversal of 9739152946 is 6492519379.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6492519379 = 31 ⋅209436109.

It can be written as a sum of positive squares in only one way, i.e., 6787947321 + 2951205625 = 82389^2 + 54325^2 .

It is a super-2 number, since 2×9739152946² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2434788235 + ... + 2434788238.

Almost surely, 2^9739152946 is an apocalyptic number.

9739152946 is a deficient number, since it is larger than the sum of its proper divisors (4869576476).

9739152946 is a wasteful number, since it uses less digits than its factorization.

9739152946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4869576475.

The product of its digits is 3674160, while the sum is 55.

The square root of 9739152946 is about 98687.1468125409. The cubic root of 9739152946 is about 2135.5368116710.

The spelling of 9739152946 in words is "nine billion, seven hundred thirty-nine million, one hundred fifty-two thousand, nine hundred forty-six".