1036820390 has 16 divisors (see below), whose sum is σ = 1885518432. Its totient is φ = 410452224.

The previous prime is 1036820371. The next prime is 1036820413. The reversal of 1036820390 is 930286301.

It is a super-2 number, since 2×1036820390² = 2149993042239504200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533474 + ... + 535413.

It is an arithmetic number, because the mean of its divisors is an integer number (117844902).

Almost surely, 2^1036820390 is an apocalyptic number.

1036820390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1036820390 is a deficient number, since it is larger than the sum of its proper divisors (848698042).

1036820390 is a wasteful number, since it uses less digits than its factorization.

1036820390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068991.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1036820390 is about 32199.6954954546. The cubic root of 1036820390 is about 1012.1258331921.

The spelling of 1036820390 in words is "one billion, thirty-six million, eight hundred twenty thousand, three hundred ninety".