901487 has 4 divisors (see below), whose sum is σ = 914256. Its totient is φ = 888720.

The previous prime is 901471. The next prime is 901489. The reversal of 901487 is 784109.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 901487 - 2⁴ = 901471 is a prime.

It is a super-2 number, since 2×901487² = 1625357622338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901489) 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, 6278 + ... + 6419.

It is an arithmetic number, because the mean of its divisors is an integer number (228564).

2⁹⁰¹⁴⁸⁷ is an apocalyptic number.

901487 is a deficient number, since it is larger than the sum of its proper divisors (12769).

901487 is a wasteful number, since it uses less digits than its factorization.

901487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12768.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 901487 is about 949.4666924121. The cubic root of 901487 is about 96.6020826365.

The spelling of 901487 in words is "nine hundred one thousand, four hundred eighty-seven".