2401312 has 12 divisors (see below), whose sum is σ = 4727646. Its totient is φ = 1200640.

The previous prime is 2401307. The next prime is 2401339. The reversal of 2401312 is 2131042.

It can be written as a sum of positive squares in only one way, i.e., 1547536 + 853776 = 1244^2 + 924^2 .

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 2401292 and 2401301.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37489 + ... + 37552.

2^2401312 is an apocalyptic number.

It is an amenable number.

2401312 is a deficient number, since it is larger than the sum of its proper divisors (2326334).

2401312 is an equidigital number, since it uses as much as digits as its factorization.

2401312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75051 (or 75043 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2401312 is about 1549.6167268070. The cubic root of 2401312 is about 133.9109826840.

Adding to 2401312 its reverse (2131042), we get a palindrome (4532354).

It can be divided in two parts, 24013 and 12, that added together give a square (24025 = 155²).

The spelling of 2401312 in words is "two million, four hundred one thousand, three hundred twelve".