7400073407 has 6 divisors (see below), whose sum is σ = 7527627768. Its totient is φ = 7274645012.

The previous prime is 7400073403. The next prime is 7400073467. The reversal of 7400073407 is 7043700047.

It is a happy number.

It is not a de Polignac number, because 7400073407 - 2² = 7400073403 is a prime.

It is a super-2 number, since 2×7400073407² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7400073403) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1059443 + ... + 1066404.

It is an arithmetic number, because the mean of its divisors is an integer number (1254604628).

Almost surely, 2^7400073407 is an apocalyptic number.

7400073407 is a deficient number, since it is larger than the sum of its proper divisors (127554361).

7400073407 is an equidigital number, since it uses as much as digits as its factorization.

7400073407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125965 (or 2125906 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 32.

The square root of 7400073407 is about 86023.6793388890. The cubic root of 7400073407 is about 1948.7016039509.

The spelling of 7400073407 in words is "seven billion, four hundred million, seventy-three thousand, four hundred seven".