407065242 has 8 divisors (see below), whose sum is σ = 814130496. Its totient is φ = 135688412.

The previous prime is 407065229. The next prime is 407065259. The reversal of 407065242 is 242560704.

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

407065242 is an admirable number.

It is a super-2 number, since 2×407065242² = 331404222489037128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33922098 + ... + 33922109.

It is an arithmetic number, because the mean of its divisors is an integer number (101766312).

Almost surely, 2^407065242 is an apocalyptic number.

407065242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

407065242 is a wasteful number, since it uses less digits than its factorization.

407065242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67844212.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 407065242 is about 20175.8578999754. The cubic root of 407065242 is about 741.1191017139.

The spelling of 407065242 in words is "four hundred seven million, sixty-five thousand, two hundred forty-two".