405672350 has 12 divisors (see below), whose sum is σ = 754550664. Its totient is φ = 162268920.

The previous prime is 405672341. The next prime is 405672353. The reversal of 405672350 is 53276504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405672353) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 4056674 + ... + 4056773.

It is an arithmetic number, because the mean of its divisors is an integer number (62879222).

Almost surely, 2^405672350 is an apocalyptic number.

405672350 is a deficient number, since it is larger than the sum of its proper divisors (348878314).

405672350 is a wasteful number, since it uses less digits than its factorization.

405672350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8113459 (or 8113454 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 405672350 is about 20141.3095403452. The cubic root of 405672350 is about 740.2728175958.

The spelling of 405672350 in words is "four hundred five million, six hundred seventy-two thousand, three hundred fifty".