1652444340 has 48 divisors (see below), whose sum is σ = 4657511040. Its totient is φ = 437731200.

The previous prime is 1652444333. The next prime is 1652444351. The reversal of 1652444340 is 434442561.

It is a happy number.

1652444340 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 82135 + ... + 100254.

It is an arithmetic number, because the mean of its divisors is an integer number (97031480).

Almost surely, 2^1652444340 is an apocalyptic number.

1652444340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1652444340 is an abundant number, since it is smaller than the sum of its proper divisors (3005066700).

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

1652444340 is a wasteful number, since it uses less digits than its factorization.

1652444340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182552 (or 182550 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 1652444340 is about 40650.2686337987. The cubic root of 1652444340 is about 1182.2489762710.

The spelling of 1652444340 in words is "one billion, six hundred fifty-two million, four hundred forty-four thousand, three hundred forty".