3523648894 has 4 divisors (see below), whose sum is σ = 5285473344. Its totient is φ = 1761824446.

The previous prime is 3523648867. The next prime is 3523648897. The reversal of 3523648894 is 4988463253.

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

It is a super-2 number, since 2×3523648894² = 24832203056374846472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3523648897) 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 as a sum of consecutive naturals, namely, 880912222 + ... + 880912225.

It is an arithmetic number, because the mean of its divisors is an integer number (1321368336).

Almost surely, 2^3523648894 is an apocalyptic number.

3523648894 is a deficient number, since it is larger than the sum of its proper divisors (1761824450).

3523648894 is a wasteful number, since it uses less digits than its factorization.

3523648894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761824449.

The product of its digits is 4976640, while the sum is 52.

The square root of 3523648894 is about 59360.3309795355. The cubic root of 3523648894 is about 1521.7064304514.

The spelling of 3523648894 in words is "three billion, five hundred twenty-three million, six hundred forty-eight thousand, eight hundred ninety-four".