42424707 has 32 divisors (see below), whose sum is σ = 65620800. Its totient is φ = 24145920.

The previous prime is 42424699. The next prime is 42424727. The reversal of 42424707 is 70742424.

It is not a de Polignac number, because 42424707 - 2³ = 42424699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42424727) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39919 + ... + 40967.

It is an arithmetic number, because the mean of its divisors is an integer number (2050650).

Almost surely, 2^42424707 is an apocalyptic number.

42424707 is a deficient number, since it is larger than the sum of its proper divisors (23196093).

42424707 is a wasteful number, since it uses less digits than its factorization.

42424707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143.

The product of its (nonzero) digits is 12544, while the sum is 30.

The square root of 42424707 is about 6513.4251358252. The cubic root of 42424707 is about 348.7703982108.

The spelling of 42424707 in words is "forty-two million, four hundred twenty-four thousand, seven hundred seven".