1087062444 has 72 divisors (see below), whose sum is σ = 3068862160. Its totient is φ = 334476864.

The previous prime is 1087062443. The next prime is 1087062463. The reversal of 1087062444 is 4442607801.

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

It is a junction number, because it is equal to n+sod(n) for n = 1087062399 and 1087062408.

It is not an unprimeable number, because it can be changed into a prime (1087062443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30379 + ... + 55650.

Almost surely, 2^1087062444 is an apocalyptic number.

It is an amenable number.

1087062444 is an abundant number, since it is smaller than the sum of its proper divisors (1981799716).

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

1087062444 is a wasteful number, since it uses less digits than its factorization.

1087062444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86061 (or 86047 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 1087062444 is about 32970.6300212780. The cubic root of 1087062444 is about 1028.2171199308.

The spelling of 1087062444 in words is "one billion, eighty-seven million, sixty-two thousand, four hundred forty-four".