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7490461 = 11683997
BaseRepresentation
bin11100100100101110011101
3112002112222111
4130210232131
53404143321
6424314021
7120445036
oct34445635
915075874
107490461
114256770
122612911
131723534
14dcda8d
159ce5e1
hex724b9d

7490461 has 8 divisors (see below), whose sum is σ = 8191584. Its totient is φ = 6792720.

The previous prime is 7490459. The next prime is 7490491. The reversal of 7490461 is 1640947.

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

It is not a de Polignac number, because 7490461 - 21 = 7490459 is a prime.

It is a super-2 number, since 2×74904612 = 112214011985042, which contains 22 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 (7490401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7015 + ... + 8011.

It is an arithmetic number, because the mean of its divisors is an integer number (1023948).

Almost surely, 27490461 is an apocalyptic number.

It is an amenable number.

7490461 is a deficient number, since it is larger than the sum of its proper divisors (701123).

7490461 is a wasteful number, since it uses less digits than its factorization.

7490461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 7490461 is about 2736.8706582519. The cubic root of 7490461 is about 195.6603603567.

The spelling of 7490461 in words is "seven million, four hundred ninety thousand, four hundred sixty-one".

Divisors: 1 11 683 997 7513 10967 680951 7490461