7461491 has 2 divisors, whose sum is σ = 7461492. Its totient is φ = 7461490.

The previous prime is 7461479. The next prime is 7461527. The reversal of 7461491 is 1941647.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7461491 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (7461401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3730745 + 3730746.

It is an arithmetic number, because the mean of its divisors is an integer number (3730746).

Almost surely, 2^7461491 is an apocalyptic number.

7461491 is a deficient number, since it is larger than the sum of its proper divisors (1).

7461491 is an equidigital number, since it uses as much as digits as its factorization.

7461491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 7461491 is about 2731.5729900554. The cubic root of 7461491 is about 195.4077900586.

It can be divided in two parts, 746 and 1491, that multiplied together give a triangular number (1112286 = T₁₄₉₁).

The spelling of 7461491 in words is "seven million, four hundred sixty-one thousand, four hundred ninety-one".