1146870 has 24 divisors (see below), whose sum is σ = 2982096. Its totient is φ = 305808.

The previous prime is 1146869. The next prime is 1146877. The reversal of 1146870 is 786411.

It is a happy number.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146877) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6282 + ... + 6461.

It is an arithmetic number, because the mean of its divisors is an integer number (124254).

2^1146870 is an apocalyptic number.

1146870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1146870 is an abundant number, since it is smaller than the sum of its proper divisors (1835226).

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

1146870 is a wasteful number, since it uses less digits than its factorization.

1146870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12756 (or 12753 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 1146870 is about 1070.9201650917. The cubic root of 1146870 is about 104.6738176965.

It can be divided in two parts, 1146 and 870, that added together give a triangular number (2016 = T₆₃).

The spelling of 1146870 in words is "one million, one hundred forty-six thousand, eight hundred seventy".