7494364901 has 4 divisors (see below), whose sum is σ = 7617223404. Its totient is φ = 7371506400.

The previous prime is 7494364853. The next prime is 7494364903. The reversal of 7494364901 is 1094634947.

It is a Cunningham number, because it is equal to 86570²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 243672100 + 7250692801 = 15610^2 + 85151^2 .

It is a cyclic number.

It is not a de Polignac number, because 7494364901 - 2¹⁸ = 7494102757 is a prime.

It is a super-3 number, since 3×7494364901³ (a number of 31 digits) contains 333 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 (7494364903) 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, 61429160 + ... + 61429281.

It is an arithmetic number, because the mean of its divisors is an integer number (1904305851).

Almost surely, 2^7494364901 is an apocalyptic number.

It is an amenable number.

7494364901 is a deficient number, since it is larger than the sum of its proper divisors (122858503).

7494364901 is a wasteful number, since it uses less digits than its factorization.

7494364901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122858502.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 7494364901 is about 86570.0000057757. Note that the first 5 decimals coincide. The cubic root of 7494364901 is about 1956.9434607154.

The spelling of 7494364901 in words is "seven billion, four hundred ninety-four million, three hundred sixty-four thousand, nine hundred one".