7346420440 has 32 divisors (see below), whose sum is σ = 16532262000. Its totient is φ = 2938067584.

The previous prime is 7346420413. The next prime is 7346420491. The reversal of 7346420440 is 440246437.

It is a junction number, because it is equal to n+sod(n) for n = 7346420396 and 7346420405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301431 + ... + 324889.

Almost surely, 2^7346420440 is an apocalyptic number.

It is an amenable number.

7346420440 is an abundant number, since it is smaller than the sum of its proper divisors (9185841560).

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

7346420440 is a wasteful number, since it uses less digits than its factorization.

7346420440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31299 (or 31295 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 34.

The square root of 7346420440 is about 85711.2620371442. The cubic root of 7346420440 is about 1943.9805999577.

Adding to 7346420440 its reverse (440246437), we get a palindrome (7786666877).

The spelling of 7346420440 in words is "seven billion, three hundred forty-six million, four hundred twenty thousand, four hundred forty".