921374 has 8 divisors (see below), whose sum is σ = 1419528. Its totient is φ = 448200.

The previous prime is 921373. The next prime is 921379. The reversal of 921374 is 473129.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (921373) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6152 + ... + 6299.

It is an arithmetic number, because the mean of its divisors is an integer number (177441).

2⁹²¹³⁷⁴ is an apocalyptic number.

921374 is a deficient number, since it is larger than the sum of its proper divisors (498154).

921374 is a wasteful number, since it uses less digits than its factorization.

921374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12490.

The product of its digits is 1512, while the sum is 26.

The square root of 921374 is about 959.8822844495. The cubic root of 921374 is about 97.3072765471.

The spelling of 921374 in words is "nine hundred twenty-one thousand, three hundred seventy-four".