1652773728 has 96 divisors (see below), whose sum is σ = 4657002336. Its totient is φ = 511377408.

The previous prime is 1652773687. The next prime is 1652773751. The reversal of 1652773728 is 8273772561.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112200 + ... + 126072.

It is an arithmetic number, because the mean of its divisors is an integer number (48510441).

Almost surely, 2^1652773728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1652773728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2328501168).

1652773728 is an abundant number, since it is smaller than the sum of its proper divisors (3004228608).

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

1652773728 is a wasteful number, since it uses less digits than its factorization.

1652773728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13976 (or 13968 counting only the distinct ones).

The product of its digits is 987840, while the sum is 48.

The square root of 1652773728 is about 40654.3199180604. The cubic root of 1652773728 is about 1182.3275251101.

The spelling of 1652773728 in words is "one billion, six hundred fifty-two million, seven hundred seventy-three thousand, seven hundred twenty-eight".