407346406 has 4 divisors (see below), whose sum is σ = 611019612. Its totient is φ = 203673202.

The previous prime is 407346389. The next prime is 407346409. The reversal of 407346406 is 604643704.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×407346406² = 331862188962233672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407346409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101836600 + ... + 101836603.

It is an arithmetic number, because the mean of its divisors is an integer number (152754903).

Almost surely, 2^407346406 is an apocalyptic number.

407346406 is a deficient number, since it is larger than the sum of its proper divisors (203673206).

407346406 is a wasteful number, since it uses less digits than its factorization.

407346406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203673205.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 407346406 is about 20182.8245297827. The cubic root of 407346406 is about 741.2896952145.

The spelling of 407346406 in words is "four hundred seven million, three hundred forty-six thousand, four hundred six".