1652788379 has 8 divisors (see below), whose sum is σ = 1824766272. Its totient is φ = 1484431240.

The previous prime is 1652788337. The next prime is 1652788381. The reversal of 1652788379 is 9738872561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1652788379 - 2¹² = 1652784283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1652488379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 904229 + ... + 906054.

It is an arithmetic number, because the mean of its divisors is an integer number (228095784).

Almost surely, 2^1652788379 is an apocalyptic number.

1652788379 is a deficient number, since it is larger than the sum of its proper divisors (171977893).

1652788379 is a wasteful number, since it uses less digits than its factorization.

1652788379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810377.

The product of its digits is 5080320, while the sum is 56.

The square root of 1652788379 is about 40654.5001076142. The cubic root of 1652788379 is about 1182.3310186776.

The spelling of 1652788379 in words is "one billion, six hundred fifty-two million, seven hundred eighty-eight thousand, three hundred seventy-nine".