975406 has 4 divisors (see below), whose sum is σ = 1463112. Its totient is φ = 487702.

The previous prime is 975389. The next prime is 975421. The reversal of 975406 is 604579.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 243850 + ... + 243853.

It is an arithmetic number, because the mean of its divisors is an integer number (365778).

2⁹⁷⁵⁴⁰⁶ is an apocalyptic number.

975406 is a deficient number, since it is larger than the sum of its proper divisors (487706).

975406 is a wasteful number, since it uses less digits than its factorization.

975406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487705.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 975406 is about 987.6264476005. The cubic root of 975406 is about 99.1733859189.

The spelling of 975406 in words is "nine hundred seventy-five thousand, four hundred six".