7407399340 has 24 divisors (see below), whose sum is σ = 16969678992. Its totient is φ = 2693599680.

The previous prime is 7407399331. The next prime is 7407399383. The reversal of 7407399340 is 439937047.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16834779 + ... + 16835218.

It is an arithmetic number, because the mean of its divisors is an integer number (707069958).

Almost surely, 2^7407399340 is an apocalyptic number.

It is an amenable number.

7407399340 is an abundant number, since it is smaller than the sum of its proper divisors (9562279652).

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

7407399340 is a wasteful number, since it uses less digits than its factorization.

7407399340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33670017 (or 33670015 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 46.

The square root of 7407399340 is about 86066.2497149725. The cubic root of 7407399340 is about 1949.3444511310.

The spelling of 7407399340 in words is "seven billion, four hundred seven million, three hundred ninety-nine thousand, three hundred forty".