1652788290 has 32 divisors (see below), whose sum is σ = 4031724096. Its totient is φ = 433517760.

The previous prime is 1652788289. The next prime is 1652788337. The reversal of 1652788290 is 928872561.

It is a super-2 number, since 2×1652788290² = 5463418263122248200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449752 + ... + 453411.

It is an arithmetic number, because the mean of its divisors is an integer number (125991378).

Almost surely, 2^1652788290 is an apocalyptic number.

1652788290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1652788290 is an abundant number, since it is smaller than the sum of its proper divisors (2378935806).

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

1652788290 is a wasteful number, since it uses less digits than its factorization.

1652788290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903234.

The product of its (nonzero) digits is 483840, while the sum is 48.

The square root of 1652788290 is about 40654.4990130244. The cubic root of 1652788290 is about 1182.3309974553.

The spelling of 1652788290 in words is "one billion, six hundred fifty-two million, seven hundred eighty-eight thousand, two hundred ninety".