4007397 has 8 divisors (see below), whose sum is σ = 5352480. Its totient is φ = 2666960.

The previous prime is 4007369. The next prime is 4007407. The reversal of 4007397 is 7937004.

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 4007397 - 2⁸ = 4007141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4007797) 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, 2554 + ... + 3812.

It is an arithmetic number, because the mean of its divisors is an integer number (669060).

Almost surely, 2^4007397 is an apocalyptic number.

It is an amenable number.

4007397 is a deficient number, since it is larger than the sum of its proper divisors (1345083).

4007397 is a wasteful number, since it uses less digits than its factorization.

4007397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 4007397 is about 2001.8483958582. The cubic root of 4007397 is about 158.8378949888.

The spelling of 4007397 in words is "four million, seven thousand, three hundred ninety-seven".