7340451987 has 32 divisors (see below), whose sum is σ = 10744335360. Its totient is φ = 4420800000.

The previous prime is 7340451983. The next prime is 7340451991. The reversal of 7340451987 is 7891540437.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7340451983) and next prime (7340451991).

It is not a de Polignac number, because 7340451987 - 2² = 7340451983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7340451983) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5972089 + ... + 5973317.

It is an arithmetic number, because the mean of its divisors is an integer number (335760480).

Almost surely, 2^7340451987 is an apocalyptic number.

7340451987 is a deficient number, since it is larger than the sum of its proper divisors (3403883373).

7340451987 is a wasteful number, since it uses less digits than its factorization.

7340451987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235.

The product of its (nonzero) digits is 846720, while the sum is 48.

The square root of 7340451987 is about 85676.4377585810. The cubic root of 7340451987 is about 1943.4540078826.

The spelling of 7340451987 in words is "seven billion, three hundred forty million, four hundred fifty-one thousand, nine hundred eighty-seven".