9013557 has 8 divisors (see below), whose sum is σ = 13734976. Its totient is φ = 5150592.

The previous prime is 9013547. The next prime is 9013561. The reversal of 9013557 is 7553109.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9013557 - 2⁴ = 9013541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9013507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214588 + ... + 214629.

It is an arithmetic number, because the mean of its divisors is an integer number (1716872).

Almost surely, 2^9013557 is an apocalyptic number.

It is an amenable number.

9013557 is a deficient number, since it is larger than the sum of its proper divisors (4721419).

9013557 is a wasteful number, since it uses less digits than its factorization.

9013557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429227.

The product of its (nonzero) digits is 4725, while the sum is 30.

The square root of 9013557 is about 3002.2586497502. The cubic root of 9013557 is about 208.1127732268.

The spelling of 9013557 in words is "nine million, thirteen thousand, five hundred fifty-seven".