40493446 has 16 divisors (see below), whose sum is σ = 73071360. Its totient is φ = 16440840.

The previous prime is 40493443. The next prime is 40493449. The reversal of 40493446 is 64439404.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40493443) and next prime (40493449).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40493443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75850 + ... + 76381.

It is an arithmetic number, because the mean of its divisors is an integer number (4566960).

Almost surely, 2^40493446 is an apocalyptic number.

40493446 is a deficient number, since it is larger than the sum of its proper divisors (32577914).

40493446 is a wasteful number, since it uses less digits than its factorization.

40493446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152259.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 40493446 is about 6363.4460789732. The cubic root of 40493446 is about 343.3957471811.

The spelling of 40493446 in words is "forty million, four hundred ninety-three thousand, four hundred forty-six".