3621146404 has 96 divisors (see below), whose sum is σ = 7239456000. Its totient is φ = 1575383040.

The previous prime is 3621146371. The next prime is 3621146411. The reversal of 3621146404 is 4046411263.

It is a super-2 number, since 2×3621146404² = 26225402558404262432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9554287 + ... + 9554665.

It is an arithmetic number, because the mean of its divisors is an integer number (75411000).

Almost surely, 2^3621146404 is an apocalyptic number.

3621146404 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3621146404 is a deficient number, since it is larger than the sum of its proper divisors (3618309596).

3621146404 is a wasteful number, since it uses less digits than its factorization.

3621146404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 3621146404 is about 60175.9620114211. The cubic root of 3621146404 is about 1535.6138764904.

Adding to 3621146404 its reverse (4046411263), we get a palindrome (7667557667).

The spelling of 3621146404 in words is "three billion, six hundred twenty-one million, one hundred forty-six thousand, four hundred four".