3524051421 has 128 divisors (see below), whose sum is σ = 6219694080. Its totient is φ = 1950220800.

The previous prime is 3524051413. The next prime is 3524051437. The reversal of 3524051421 is 1241504253.

It is not a de Polignac number, because 3524051421 - 2³ = 3524051413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3524051441) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 18450436 + ... + 18450626.

It is an arithmetic number, because the mean of its divisors is an integer number (48591360).

Almost surely, 2^3524051421 is an apocalyptic number.

It is an amenable number.

3524051421 is a deficient number, since it is larger than the sum of its proper divisors (2695642659).

3524051421 is a wasteful number, since it uses less digits than its factorization.

3524051421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3524051421 is about 59363.7214214203. The cubic root of 3524051421 is about 1521.7643727171.

Adding to 3524051421 its reverse (1241504253), we get a palindrome (4765555674).

The spelling of 3524051421 in words is "three billion, five hundred twenty-four million, fifty-one thousand, four hundred twenty-one".