946421 has 8 divisors (see below), whose sum is σ = 1102464. Its totient is φ = 795600.

The previous prime is 946417. The next prime is 946453. The reversal of 946421 is 124649.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 946421 - 2² = 946417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946411) 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, 905 + ... + 1646.

It is an arithmetic number, because the mean of its divisors is an integer number (137808).

2⁹⁴⁶⁴²¹ is an apocalyptic number.

It is an amenable number.

946421 is a deficient number, since it is larger than the sum of its proper divisors (156043).

946421 is a wasteful number, since it uses less digits than its factorization.

946421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611.

The product of its digits is 1728, while the sum is 26.

The square root of 946421 is about 972.8417137438. The cubic root of 946421 is about 98.1811518172.

The spelling of 946421 in words is "nine hundred forty-six thousand, four hundred twenty-one".