92870842 has 4 divisors (see below), whose sum is σ = 139306266. Its totient is φ = 46435420.

The previous prime is 92870831. The next prime is 92870857. The reversal of 92870842 is 24807829.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24807829 = 41 ⋅605069.

It can be written as a sum of positive squares in only one way, i.e., 87067561 + 5803281 = 9331^2 + 2409^2 .

It is a junction number, because it is equal to n+sod(n) for n = 92870795 and 92870804.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23217709 + ... + 23217712.

Almost surely, 2^92870842 is an apocalyptic number.

92870842 is a deficient number, since it is larger than the sum of its proper divisors (46435424).

92870842 is a wasteful number, since it uses less digits than its factorization.

92870842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46435423.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 92870842 is about 9636.9519039995. The cubic root of 92870842 is about 452.8556539710.

The spelling of 92870842 in words is "ninety-two million, eight hundred seventy thousand, eight hundred forty-two".