7400662001 has 4 divisors (see below), whose sum is σ = 7400837604. Its totient is φ = 7400486400.

The previous prime is 7400661949. The next prime is 7400662033. The reversal of 7400662001 is 1002660047.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1002660047 = 127 ⋅7894961.

It can be written as a sum of positive squares in 2 ways, for example, as 7105647025 + 295014976 = 84295^2 + 17176^2 .

It is a cyclic number.

It is not a de Polignac number, because 7400662001 - 2¹⁰ = 7400660977 is a prime.

It is a deceptive number, since it divides R_7400662000.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7400662201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17561 + ... + 122921.

It is an arithmetic number, because the mean of its divisors is an integer number (1850209401).

Almost surely, 2^7400662001 is an apocalyptic number.

7400662001 is the 70241-st pentagonal number.

It is an amenable number.

7400662001 is a deficient number, since it is larger than the sum of its proper divisors (175603).

7400662001 is a wasteful number, since it uses less digits than its factorization.

7400662001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175602.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 7400662001 is about 86027.1003870292. The cubic root of 7400662001 is about 1948.7532684683.

The spelling of 7400662001 in words is "seven billion, four hundred million, six hundred sixty-two thousand, one".