146870 has 16 divisors (see below), whose sum is σ = 278640. Its totient is φ = 55584.

The previous prime is 146857. The next prime is 146891. The reversal of 146870 is 78641.

146870 = 76² + 77² + ... + 95².

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 146870.

It is an unprimeable number.

146870 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197 + ... + 576.

It is an arithmetic number, because the mean of its divisors is an integer number (17415).

2¹⁴⁶⁸⁷⁰ is an apocalyptic number.

146870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146870 is a deficient number, since it is larger than the sum of its proper divisors (131770).

146870 is a wasteful number, since it uses less digits than its factorization.

146870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 146870 is about 383.2362195826. The cubic root of 146870 is about 52.7607586450.

The spelling of 146870 in words is "one hundred forty-six thousand, eight hundred seventy".