1062745990 has 32 divisors (see below), whose sum is σ = 2040297984. Its totient is φ = 397163520.

The previous prime is 1062745979. The next prime is 1062745993. The reversal of 1062745990 is 995472601.

It is a happy number.

It is a super-2 number, since 2×1062745990² = 2258858078522160200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1062745993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 475 + ... + 46105.

It is an arithmetic number, because the mean of its divisors is an integer number (63759312).

Almost surely, 2^1062745990 is an apocalyptic number.

1062745990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1062745990 is a deficient number, since it is larger than the sum of its proper divisors (977551994).

1062745990 is a wasteful number, since it uses less digits than its factorization.

1062745990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45792.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 1062745990 is about 32599.7851219912. The cubic root of 1062745990 is about 1020.4925181352.

The spelling of 1062745990 in words is "one billion, sixty-two million, seven hundred forty-five thousand, nine hundred ninety".