3926654738 has 4 divisors (see below), whose sum is σ = 5889982110. Its totient is φ = 1963327368.

The previous prime is 3926654731. The next prime is 3926654759. The reversal of 3926654738 is 8374566293.

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: 8374566293 = 19 ⋅440766647.

It can be written as a sum of positive squares in only one way, i.e., 2609472889 + 1317181849 = 51083^2 + 36293^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3926654738.

It is not an unprimeable number, because it can be changed into a prime (3926654731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981663683 + ... + 981663686.

Almost surely, 2^3926654738 is an apocalyptic number.

3926654738 is a deficient number, since it is larger than the sum of its proper divisors (1963327372).

3926654738 is a wasteful number, since it uses less digits than its factorization.

3926654738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963327371.

The product of its digits is 6531840, while the sum is 53.

The square root of 3926654738 is about 62663.0252860489. The cubic root of 3926654738 is about 1577.6387763549.

The spelling of 3926654738 in words is "three billion, nine hundred twenty-six million, six hundred fifty-four thousand, seven hundred thirty-eight".