901420 has 24 divisors (see below), whose sum is σ = 2039184. Its totient is φ = 332736.

The previous prime is 901403. The next prime is 901423. The reversal of 901420 is 24109.

It is a junction number, because it is equal to n+sod(n) for n = 901394 and 901403.

It is not an unprimeable number, because it can be changed into a prime (901423) 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, 1474 + ... + 1993.

It is an arithmetic number, because the mean of its divisors is an integer number (84966).

2⁹⁰¹⁴²⁰ is an apocalyptic number.

It is an amenable number.

901420 is an abundant number, since it is smaller than the sum of its proper divisors (1137764).

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

901420 is a wasteful number, since it uses less digits than its factorization.

901420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3489 (or 3487 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 901420 is about 949.4314087916. The cubic root of 901420 is about 96.5996893686.

Adding to 901420 its reverse (24109), we get a palindrome (925529).

The spelling of 901420 in words is "nine hundred one thousand, four hundred twenty".