940634 has 4 divisors (see below), whose sum is σ = 1410954. Its totient is φ = 470316.

The previous prime is 940619. The next prime is 940649. The reversal of 940634 is 436049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 436049 = 269 ⋅1621.

It is an interprime number because it is at equal distance from previous prime (940619) and next prime (940649).

It can be written as a sum of positive squares in only one way, i.e., 931225 + 9409 = 965^2 + 97^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235157 + ... + 235160.

2⁹⁴⁰⁶³⁴ is an apocalyptic number.

940634 is a deficient number, since it is larger than the sum of its proper divisors (470320).

940634 is a wasteful number, since it uses less digits than its factorization.

940634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470319.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 940634 is about 969.8628769058. The cubic root of 940634 is about 97.9806292410.

The spelling of 940634 in words is "nine hundred forty thousand, six hundred thirty-four".