70407742 has 8 divisors (see below), whose sum is σ = 108187632. Its totient is φ = 34345200.

The previous prime is 70407703. The next prime is 70407763. The reversal of 70407742 is 24770407.

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

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, 429234 + ... + 429397.

It is an arithmetic number, because the mean of its divisors is an integer number (13523454).

Almost surely, 2^70407742 is an apocalyptic number.

70407742 is a deficient number, since it is larger than the sum of its proper divisors (37779890).

70407742 is a wasteful number, since it uses less digits than its factorization.

70407742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858674.

The product of its (nonzero) digits is 10976, while the sum is 31.

The square root of 70407742 is about 8390.9321293882. The cubic root of 70407742 is about 412.9271818259.

The spelling of 70407742 in words is "seventy million, four hundred seven thousand, seven hundred forty-two".