70427042 has 32 divisors (see below), whose sum is σ = 123524352. Its totient is φ = 29493504.

The previous prime is 70427023. The next prime is 70427047. The reversal of 70427042 is 24072407.

It is not an unprimeable number, because it can be changed into a prime (70427047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139763 + ... + 140265.

It is an arithmetic number, because the mean of its divisors is an integer number (3860136).

Almost surely, 2^70427042 is an apocalyptic number.

70427042 is a deficient number, since it is larger than the sum of its proper divisors (53097310).

70427042 is a wasteful number, since it uses less digits than its factorization.

70427042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 70427042 is about 8392.0821016003. The cubic root of 70427042 is about 412.9649085792.

Adding to 70427042 its reverse (24072407), we get a palindrome (94499449).

The spelling of 70427042 in words is "seventy million, four hundred twenty-seven thousand, forty-two".