3620041428 has 24 divisors (see below), whose sum is σ = 8447800032. Its totient is φ = 1206532384.

The previous prime is 3620041427. The next prime is 3620041459. The reversal of 3620041428 is 8241400263.

It is a junction number, because it is equal to n+sod(n) for n = 3620041395 and 3620041404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3620041427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132826 + ... + 157742.

It is an arithmetic number, because the mean of its divisors is an integer number (351991668).

Almost surely, 2^3620041428 is an apocalyptic number.

It is an amenable number.

3620041428 is an abundant number, since it is smaller than the sum of its proper divisors (4827758604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3620041428 is a wasteful number, since it uses less digits than its factorization.

3620041428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37031 (or 37029 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 3620041428 is about 60166.7801033095. The cubic root of 3620041428 is about 1535.4576654538.

The spelling of 3620041428 in words is "three billion, six hundred twenty million, forty-one thousand, four hundred twenty-eight".