4072398 has 16 divisors (see below), whose sum is σ = 8885376. Its totient is φ = 1234040.

The previous prime is 4072337. The next prime is 4072399. The reversal of 4072398 is 8932704.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4072399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30786 + ... + 30917.

It is an arithmetic number, because the mean of its divisors is an integer number (555336).

Almost surely, 2^4072398 is an apocalyptic number.

4072398 is an abundant number, since it is smaller than the sum of its proper divisors (4812978).

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

4072398 is a wasteful number, since it uses less digits than its factorization.

4072398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61719.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 4072398 is about 2018.0183349018. The cubic root of 4072398 is about 159.6920901187.

The spelling of 4072398 in words is "four million, seventy-two thousand, three hundred ninety-eight".