2401729 has 12 divisors (see below), whose sum is σ = 2757888. Its totient is φ = 2086040.

The previous prime is 2401727. The next prime is 2401741. The reversal of 2401729 is 9271042.

It is not a de Polignac number, because 2401729 - 2¹ = 2401727 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2401727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2352 + ... + 3214.

It is an arithmetic number, because the mean of its divisors is an integer number (229824).

2^2401729 is an apocalyptic number.

It is an amenable number.

2401729 is a deficient number, since it is larger than the sum of its proper divisors (356159).

2401729 is a wasteful number, since it uses less digits than its factorization.

2401729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908 (or 897 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2401729 is about 1549.7512703657. The cubic root of 2401729 is about 133.9187336757.

It can be divided in two parts, 2401 and 729, that multiplied together give a square (1750329 = 1323²).

The spelling of 2401729 in words is "two million, four hundred one thousand, seven hundred twenty-nine".