1061469720 has 48 divisors (see below), whose sum is σ = 3449777760. Its totient is φ = 283058496.

The previous prime is 1061469709. The next prime is 1061469763. The reversal of 1061469720 is 279641601.

1061469720 is a `hidden beast` number, since 10 + 614 + 6 + 9 + 7 + 20 = 666.

It is a super-2 number, since 2×1061469720² = 2253435932953756800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1473904 + ... + 1474623.

It is an arithmetic number, because the mean of its divisors is an integer number (71870370).

Almost surely, 2^1061469720 is an apocalyptic number.

1061469720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1061469720 is an abundant number, since it is smaller than the sum of its proper divisors (2388308040).

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

1061469720 is a wasteful number, since it uses less digits than its factorization.

1061469720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948544 (or 2948537 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1061469720 is about 32580.2044192482. The cubic root of 1061469720 is about 1020.0838454721.

The spelling of 1061469720 in words is "one billion, sixty-one million, four hundred sixty-nine thousand, seven hundred twenty".