4013357 has 4 divisors (see below), whose sum is σ = 4081440. Its totient is φ = 3945276.

The previous prime is 4013329. The next prime is 4013363. The reversal of 4013357 is 7533104.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4013357 is a prime.

It is a super-2 number, since 2×4013357² = 32214068818898, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4013557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33953 + ... + 34070.

It is an arithmetic number, because the mean of its divisors is an integer number (1020360).

Almost surely, 2^4013357 is an apocalyptic number.

It is an amenable number.

4013357 is a deficient number, since it is larger than the sum of its proper divisors (68083).

4013357 is an equidigital number, since it uses as much as digits as its factorization.

4013357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68082.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 4013357 is about 2003.3364669970. The cubic root of 4013357 is about 158.9165998545.

The spelling of 4013357 in words is "four million, thirteen thousand, three hundred fifty-seven".