70406049 has 8 divisors (see below), whose sum is σ = 107285440. Its totient is φ = 40232016.

The previous prime is 70406033. The next prime is 70406051. The reversal of 70406049 is 94060407.

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

It is not a de Polignac number, because 70406049 - 2⁴ = 70406033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70406009) 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, 1676314 + ... + 1676355.

It is an arithmetic number, because the mean of its divisors is an integer number (13410680).

Almost surely, 2^70406049 is an apocalyptic number.

It is an amenable number.

70406049 is a deficient number, since it is larger than the sum of its proper divisors (36879391).

70406049 is a wasteful number, since it uses less digits than its factorization.

70406049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352679.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 70406049 is about 8390.8312460685. The cubic root of 70406049 is about 412.9238720984.

The spelling of 70406049 in words is "seventy million, four hundred six thousand, forty-nine".