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673400674 = 21132979649
BaseRepresentation
bin101000001000110…
…100011101100010
31201221010022001201
4220020310131202
52334342310144
6150453151414
722454545162
oct5010643542
91657108051
10673400674
11316131991
1216962b56a
13a968824b
14656125a2
153e1bb1d4
hex28234762

673400674 has 8 divisors (see below), whose sum is σ = 1019040300. Its totient is φ = 333720576.

The previous prime is 673400671. The next prime is 673400681. The reversal of 673400674 is 476004376.

It can be written as a sum of positive squares in 2 ways, for example, as 488631025 + 184769649 = 22105^2 + 13593^2 .

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

It is not an unprimeable number, because it can be changed into a prime (673400671) 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, 1489599 + ... + 1490050.

Almost surely, 2673400674 is an apocalyptic number.

673400674 is a deficient number, since it is larger than the sum of its proper divisors (345639626).

673400674 is a wasteful number, since it uses less digits than its factorization.

673400674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2979764.

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 673400674 is about 25949.9648169318. The cubic root of 673400674 is about 876.5119650365.

It can be divided in two parts, 6 and 73400674, that multiplied together give a palindrome (440404044).

The spelling of 673400674 in words is "six hundred seventy-three million, four hundred thousand, six hundred seventy-four".

Divisors: 1 2 113 226 2979649 5959298 336700337 673400674