7400046 has 32 divisors (see below), whose sum is σ = 15552000. Its totient is φ = 2344160.

The previous prime is 7400023. The next prime is 7400051. The reversal of 7400046 is 6400047.

It is a junction number, because it is equal to n+sod(n) for n = 7399995 and 7400031.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 12055 + ... + 12653.

It is an arithmetic number, because the mean of its divisors is an integer number (486000).

Almost surely, 2^7400046 is an apocalyptic number.

7400046 is an abundant number, since it is smaller than the sum of its proper divisors (8151954).

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

7400046 is a wasteful number, since it uses less digits than its factorization.

7400046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 7400046 is about 2720.3025567021. The cubic root of 7400046 is about 194.8699198203.

Subtracting from 7400046 its reverse (6400047), we obtain a palindrome (999999).

The spelling of 7400046 in words is "seven million, four hundred thousand, forty-six".