3621430442 has 16 divisors (see below), whose sum is σ = 6230110272. Its totient is φ = 1546555680.

The previous prime is 3621430429. The next prime is 3621430469. The reversal of 3621430442 is 2440341263.

It is a super-2 number, since 2×3621430442² = 26229516892488630728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453059 + ... + 460982.

It is an arithmetic number, because the mean of its divisors is an integer number (389381892).

Almost surely, 2^3621430442 is an apocalyptic number.

3621430442 is a deficient number, since it is larger than the sum of its proper divisors (2608679830).

3621430442 is a wasteful number, since it uses less digits than its factorization.

3621430442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914333.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 3621430442 is about 60178.3220271220. The cubic root of 3621430442 is about 1535.6540259570.

The spelling of 3621430442 in words is "three billion, six hundred twenty-one million, four hundred thirty thousand, four hundred forty-two".