407427434 has 8 divisors (see below), whose sum is σ = 611263908. Its totient is φ = 203672800.

The previous prime is 407427421. The next prime is 407427463. The reversal of 407427434 is 434724704.

It can be written as a sum of positive squares in 2 ways, for example, as 406224025 + 1203409 = 20155^2 + 1097^2 .

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

It is a super-2 number, since 2×407427434² = 331994227951648712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 407427394 and 407427403.

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, 5957 + ... + 29160.

Almost surely, 2^407427434 is an apocalyptic number.

407427434 is a deficient number, since it is larger than the sum of its proper divisors (203836474).

407427434 is a wasteful number, since it uses less digits than its factorization.

407427434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40920.

The product of its (nonzero) digits is 75264, while the sum is 35.

The square root of 407427434 is about 20184.8317803246. The cubic root of 407427434 is about 741.3388435874.

The spelling of 407427434 in words is "four hundred seven million, four hundred twenty-seven thousand, four hundred thirty-four".