1002641632 has 24 divisors (see below), whose sum is σ = 1989501696. Its totient is φ = 497371392.

The previous prime is 1002641617. The next prime is 1002641669. The reversal of 1002641632 is 2361462001.

It is a junction number, because it is equal to n+sod(n) for n = 1002641597 and 1002641606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119293 + ... + 127420.

It is an arithmetic number, because the mean of its divisors is an integer number (82895904).

Almost surely, 2^1002641632 is an apocalyptic number.

It is an amenable number.

1002641632 is a deficient number, since it is larger than the sum of its proper divisors (986860064).

1002641632 is a wasteful number, since it uses less digits than its factorization.

1002641632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246850 (or 246842 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1002641632 is about 31664.5169235218. The cubic root of 1002641632 is about 1000.8797697782.

The spelling of 1002641632 in words is "one billion, two million, six hundred forty-one thousand, six hundred thirty-two".