1682621552 has 20 divisors (see below), whose sum is σ = 3260806920. Its totient is φ = 841123008.

The previous prime is 1682621543. The next prime is 1682621561. The reversal of 1682621552 is 2551262861.

It is an interprime number because it is at equal distance from previous prime (1682621543) and next prime (1682621561).

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 87743 + ... + 105185.

It is an arithmetic number, because the mean of its divisors is an integer number (163040346).

Almost surely, 2^1682621552 is an apocalyptic number.

It is an amenable number.

1682621552 is a deficient number, since it is larger than the sum of its proper divisors (1578185368).

1682621552 is a wasteful number, since it uses less digits than its factorization.

1682621552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23480 (or 23474 counting only the distinct ones).

The product of its digits is 57600, while the sum is 38.

The square root of 1682621552 is about 41019.7702577672. The cubic root of 1682621552 is about 1189.4024144566.

The spelling of 1682621552 in words is "one billion, six hundred eighty-two million, six hundred twenty-one thousand, five hundred fifty-two".