970493491 has 8 divisors (see below), whose sum is σ = 1060443504. Its totient is φ = 880830720.

The previous prime is 970493477. The next prime is 970493509. The reversal of 970493491 is 194394079.

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

It is a de Polignac number, because none of the positive numbers 2^k-970493491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (970491491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64710 + ... + 78283.

It is an arithmetic number, because the mean of its divisors is an integer number (132555438).

Almost surely, 2^970493491 is an apocalyptic number.

970493491 is a deficient number, since it is larger than the sum of its proper divisors (89950013).

970493491 is a wasteful number, since it uses less digits than its factorization.

970493491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143621.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 970493491 is about 31152.7445179393. The cubic root of 970493491 is about 990.0661422326.

The spelling of 970493491 in words is "nine hundred seventy million, four hundred ninety-three thousand, four hundred ninety-one".