861054024 has 32 divisors (see below), whose sum is σ = 2189124000. Its totient is φ = 282152832.

The previous prime is 861054023. The next prime is 861054041. The reversal of 861054024 is 420450168.

It is a junction number, because it is equal to n+sod(n) for n = 861053982 and 861054000.

It is not an unprimeable number, because it can be changed into a prime (861054023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302629 + ... + 305460.

It is an arithmetic number, because the mean of its divisors is an integer number (68410125).

Almost surely, 2^861054024 is an apocalyptic number.

It is an amenable number.

861054024 is an abundant number, since it is smaller than the sum of its proper divisors (1328069976).

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

861054024 is a wasteful number, since it uses less digits than its factorization.

861054024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608157 (or 608153 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 861054024 is about 29343.7220542998. The cubic root of 861054024 is about 951.3568879920.

The spelling of 861054024 in words is "eight hundred sixty-one million, fifty-four thousand, twenty-four".