953842 has 4 divisors (see below), whose sum is σ = 1430766. Its totient is φ = 476920.

The previous prime is 953831. The next prime is 953851. The reversal of 953842 is 248359.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 248359 = 101 ⋅2459.

It can be written as a sum of positive squares in only one way, i.e., 741321 + 212521 = 861^2 + 461^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238459 + ... + 238462.

2⁹⁵³⁸⁴² is an apocalyptic number.

953842 is a deficient number, since it is larger than the sum of its proper divisors (476924).

953842 is a wasteful number, since it uses less digits than its factorization.

953842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476923.

The product of its digits is 8640, while the sum is 31.

The square root of 953842 is about 976.6483502264. The cubic root of 953842 is about 98.4371007122.

The spelling of 953842 in words is "nine hundred fifty-three thousand, eight hundred forty-two".