7386449406 has 64 divisors (see below), whose sum is σ = 17269604352. Its totient is φ = 2062269792.

The previous prime is 7386449381. The next prime is 7386449431. The reversal of 7386449406 is 6049446837.

It is an interprime number because it is at equal distance from previous prime (7386449381) and next prime (7386449431).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1432525 + ... + 1437671.

It is an arithmetic number, because the mean of its divisors is an integer number (269837568).

Almost surely, 2^7386449406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7386449406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8634802176).

7386449406 is an abundant number, since it is smaller than the sum of its proper divisors (9883154946).

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

7386449406 is a wasteful number, since it uses less digits than its factorization.

7386449406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5933.

The product of its (nonzero) digits is 3483648, while the sum is 51.

The square root of 7386449406 is about 85944.4553534432. The cubic root of 7386449406 is about 1947.5049751840.

The spelling of 7386449406 in words is "seven billion, three hundred eighty-six million, four hundred forty-nine thousand, four hundred six".