747470 has 8 divisors (see below), whose sum is σ = 1345464. Its totient is φ = 298984.

The previous prime is 747463. The next prime is 747493. The reversal of 747470 is 74747.

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

It is a super-2 number, since 2×747470² = 1117422801800, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37364 + ... + 37383.

It is an arithmetic number, because the mean of its divisors is an integer number (168183).

2⁷⁴⁷⁴⁷⁰ is an apocalyptic number.

747470 is a deficient number, since it is larger than the sum of its proper divisors (597994).

747470 is a wasteful number, since it uses less digits than its factorization.

747470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74754.

The product of its (nonzero) digits is 5488, while the sum is 29.

The square root of 747470 is about 864.5634736675. The cubic root of 747470 is about 90.7537519919.

The spelling of 747470 in words is "seven hundred forty-seven thousand, four hundred seventy", and thus it is an iban number.