1941002644 has 24 divisors (see below), whose sum is σ = 3883057920. Its totient is φ = 831632736.

The previous prime is 1941002629. The next prime is 1941002699. The reversal of 1941002644 is 4462001491.

It is a congruent number.

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, 134214 + ... + 147970.

It is an arithmetic number, because the mean of its divisors is an integer number (161794080).

Almost surely, 2^1941002644 is an apocalyptic number.

1941002644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1941002644 is an abundant number, since it is smaller than the sum of its proper divisors (1942055276).

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

1941002644 is a wasteful number, since it uses less digits than its factorization.

1941002644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18807 (or 18805 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1941002644 is about 44056.8115505423. The cubic root of 1941002644 is about 1247.4085285199.

The spelling of 1941002644 in words is "one billion, nine hundred forty-one million, two thousand, six hundred forty-four".