3621749702 has 12 divisors (see below), whose sum is σ = 5451367956. Its totient is φ = 1804632060.

The previous prime is 3621749669. The next prime is 3621749711. The reversal of 3621749702 is 2079471263.

It is a self number, because there is not a number n which added to its sum of digits gives 3621749702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1547249 + ... + 1549587.

It is an arithmetic number, because the mean of its divisors is an integer number (454280663).

Almost surely, 2^3621749702 is an apocalyptic number.

3621749702 is a deficient number, since it is larger than the sum of its proper divisors (1829618254).

3621749702 is an frugal number, since it uses more digits than its factorization.

3621749702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011 (or 2672 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 3621749702 is about 60180.9745849965. The cubic root of 3621749702 is about 1535.6991516337.

The spelling of 3621749702 in words is "three billion, six hundred twenty-one million, seven hundred forty-nine thousand, seven hundred two".