1085434452 has 24 divisors (see below), whose sum is σ = 2814089600. Its totient is φ = 361811448.

The previous prime is 1085434433. The next prime is 1085434481. The reversal of 1085434452 is 2544345801.

It is a happy number.

1085434452 is a `hidden beast` number, since 108 + 543 + 4 + 4 + 5 + 2 = 666.

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 7 ways as a sum of consecutive naturals, for example, 5025052 + ... + 5025267.

Almost surely, 2^1085434452 is an apocalyptic number.

1085434452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1085434452 is an abundant number, since it is smaller than the sum of its proper divisors (1728655148).

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

1085434452 is a wasteful number, since it uses less digits than its factorization.

1085434452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10050332 (or 10050324 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 1085434452 is about 32945.9322527076. The cubic root of 1085434452 is about 1027.7035751999.

The spelling of 1085434452 in words is "one billion, eighty-five million, four hundred thirty-four thousand, four hundred fifty-two".