406853490 has 16 divisors (see below), whose sum is σ = 976448448. Its totient is φ = 108494256.

The previous prime is 406853459. The next prime is 406853497. The reversal of 406853490 is 94358604.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (406853497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6780862 + ... + 6780921.

It is an arithmetic number, because the mean of its divisors is an integer number (61028028).

Almost surely, 2^406853490 is an apocalyptic number.

406853490 is an abundant number, since it is smaller than the sum of its proper divisors (569594958).

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

406853490 is a wasteful number, since it uses less digits than its factorization.

406853490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13561793.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 406853490 is about 20170.6095594556. The cubic root of 406853490 is about 740.9905713986.

The spelling of 406853490 in words is "four hundred six million, eight hundred fifty-three thousand, four hundred ninety".