407730742 has 8 divisors (see below), whose sum is σ = 611935632. Its totient is φ = 203752200.

The previous prime is 407730733. The next prime is 407730779. The reversal of 407730742 is 247037704.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 407730698 and 407730707.

It is a congruent number.

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, 52009 + ... + 59332.

It is an arithmetic number, because the mean of its divisors is an integer number (76491954).

Almost surely, 2^407730742 is an apocalyptic number.

407730742 is a deficient number, since it is larger than the sum of its proper divisors (204204890).

407730742 is a wasteful number, since it uses less digits than its factorization.

407730742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113174.

The product of its (nonzero) digits is 32928, while the sum is 34.

The square root of 407730742 is about 20192.3436480266. The cubic root of 407730742 is about 741.5227603694.

The spelling of 407730742 in words is "four hundred seven million, seven hundred thirty thousand, seven hundred forty-two".