406740126 has 32 divisors (see below), whose sum is σ = 892594080. Its totient is φ = 122788224.

The previous prime is 406740107. The next prime is 406740133. The reversal of 406740126 is 621047604.

It is a junction number, because it is equal to n+sod(n) for n = 406740093 and 406740102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45061 + ... + 53328.

It is an arithmetic number, because the mean of its divisors is an integer number (27893565).

Almost surely, 2^406740126 is an apocalyptic number.

406740126 is an abundant number, since it is smaller than the sum of its proper divisors (485853954).

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

406740126 is a wasteful number, since it uses less digits than its factorization.

406740126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98460.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 406740126 is about 20167.7992354149. The cubic root of 406740126 is about 740.9217428069.

The spelling of 406740126 in words is "four hundred six million, seven hundred forty thousand, one hundred twenty-six".