951858 has 16 divisors (see below), whose sum is σ = 2115360. Its totient is φ = 317268.

The previous prime is 951851. The next prime is 951859. The reversal of 951858 is 858159.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (951851) 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, 8760 + ... + 8867.

It is an arithmetic number, because the mean of its divisors is an integer number (132210).

2⁹⁵¹⁸⁵⁸ is an apocalyptic number.

951858 is an abundant number, since it is smaller than the sum of its proper divisors (1163502).

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

951858 is a wasteful number, since it uses less digits than its factorization.

951858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17638 (or 17632 counting only the distinct ones).

The product of its digits is 14400, while the sum is 36.

The square root of 951858 is about 975.6321027929. The cubic root of 951858 is about 98.3688033169.

It can be divided in two parts, 95 and 1858, that added together give a triangular number (1953 = T₆₂).

The spelling of 951858 in words is "nine hundred fifty-one thousand, eight hundred fifty-eight".