670454 has 8 divisors (see below), whose sum is σ = 1010208. Its totient is φ = 333720.

The previous prime is 670447. The next prime is 670457. The reversal of 670454 is 454076.

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

It is a super-2 number, since 2×670454² = 899017132232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670457) 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, 77 + ... + 1160.

It is an arithmetic number, because the mean of its divisors is an integer number (126276).

2⁶⁷⁰⁴⁵⁴ is an apocalyptic number.

670454 is a deficient number, since it is larger than the sum of its proper divisors (339754).

670454 is a wasteful number, since it uses less digits than its factorization.

670454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 670454 is about 818.8125548622. The cubic root of 670454 is about 87.5231612156.

The spelling of 670454 in words is "six hundred seventy thousand, four hundred fifty-four".