7406491461 has 8 divisors (see below), whose sum is σ = 9917706240. Its totient is φ = 4916468832.

The previous prime is 7406491457. The next prime is 7406491523. The reversal of 7406491461 is 1641946047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7406491461 - 2² = 7406491457 is a prime.

It is a super-2 number, since 2×7406491461² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7406491861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5297221 + ... + 5298618.

It is an arithmetic number, because the mean of its divisors is an integer number (1239713280).

Almost surely, 2^7406491461 is an apocalyptic number.

It is an amenable number.

7406491461 is a deficient number, since it is larger than the sum of its proper divisors (2511214779).

7406491461 is a wasteful number, since it uses less digits than its factorization.

7406491461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10596075.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 7406491461 is about 86060.9752501097. The cubic root of 7406491461 is about 1949.2648081904.

The spelling of 7406491461 in words is "seven billion, four hundred six million, four hundred ninety-one thousand, four hundred sixty-one".