461390 has 32 divisors (see below), whose sum is σ = 902880. Its totient is φ = 169344.

The previous prime is 461381. The next prime is 461393. The reversal of 461390 is 93164.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461393) by changing a digit.

461390 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10709 + ... + 10751.

It is an arithmetic number, because the mean of its divisors is an integer number (28215).

2⁴⁶¹³⁹⁰ is an apocalyptic number.

461390 is a deficient number, since it is larger than the sum of its proper divisors (441490).

461390 is a wasteful number, since it uses less digits than its factorization.

461390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 461390 is about 679.2569469648. The cubic root of 461390 is about 77.2721019138.

The spelling of 461390 in words is "four hundred sixty-one thousand, three hundred ninety".