903494 has 4 divisors (see below), whose sum is σ = 1355244. Its totient is φ = 451746.

The previous prime is 903493. The next prime is 903527. The reversal of 903494 is 494309.

It is a happy number.

903494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 494309 = 17 ⋅29077.

It is a super-3 number, since 3×903494³ = 2212570273056233352, which contains 333 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (903493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225872 + ... + 225875.

It is an arithmetic number, because the mean of its divisors is an integer number (338811).

2⁹⁰³⁴⁹⁴ is an apocalyptic number.

903494 is a deficient number, since it is larger than the sum of its proper divisors (451750).

903494 is a wasteful number, since it uses less digits than its factorization.

903494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451749.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 903494 is about 950.5230139244. The cubic root of 903494 is about 96.6737186030.

The spelling of 903494 in words is "nine hundred three thousand, four hundred ninety-four".