3960625533 has 4 divisors (see below), whose sum is σ = 5280834048. Its totient is φ = 2640417020.

The previous prime is 3960625531. The next prime is 3960625547. The reversal of 3960625533 is 3355260693.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3355260693 = 3 ⋅1118420231.

It is a cyclic number.

It is not a de Polignac number, because 3960625533 - 2¹ = 3960625531 is a prime.

It is a super-2 number, since 2×3960625533² = 31373109225303068178, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3960625531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660104253 + ... + 660104258.

It is an arithmetic number, because the mean of its divisors is an integer number (1320208512).

Almost surely, 2^3960625533 is an apocalyptic number.

It is an amenable number.

3960625533 is a deficient number, since it is larger than the sum of its proper divisors (1320208515).

3960625533 is a wasteful number, since it uses less digits than its factorization.

3960625533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320208514.

The product of its (nonzero) digits is 437400, while the sum is 42.

The square root of 3960625533 is about 62933.5008798970. The cubic root of 3960625533 is about 1582.1752782416.

The spelling of 3960625533 in words is "three billion, nine hundred sixty million, six hundred twenty-five thousand, five hundred thirty-three".