12949574 has 16 divisors (see below), whose sum is σ = 21381840. Its totient is φ = 5832960.

The previous prime is 12949571. The next prime is 12949603. The reversal of 12949574 is 47594921.

12949574 = T₈₉ + T₉₀ + ... + T₄₂₇.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12949571) 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, 119 + ... + 5090.

It is an arithmetic number, because the mean of its divisors is an integer number (1336365).

Almost surely, 2^12949574 is an apocalyptic number.

12949574 is a deficient number, since it is larger than the sum of its proper divisors (8432266).

12949574 is a wasteful number, since it uses less digits than its factorization.

12949574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5335.

The product of its digits is 90720, while the sum is 41.

The square root of 12949574 is about 3598.5516530960. The cubic root of 12949574 is about 234.8290532847.

The spelling of 12949574 in words is "twelve million, nine hundred forty-nine thousand, five hundred seventy-four".