1294140 has 24 divisors (see below), whose sum is σ = 3623760. Its totient is φ = 345088.

The previous prime is 1294129. The next prime is 1294169. The reversal of 1294140 is 414921.

1294140 = 160² + 161² + ... + 199².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10725 + ... + 10844.

It is an arithmetic number, because the mean of its divisors is an integer number (150990).

2^1294140 is an apocalyptic number.

1294140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1294140 is an abundant number, since it is smaller than the sum of its proper divisors (2329620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1294140 is a wasteful number, since it uses less digits than its factorization.

1294140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21581 (or 21579 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1294140 is about 1137.6027426127. The cubic root of 1294140 is about 108.9750525068.

The spelling of 1294140 in words is "one million, two hundred ninety-four thousand, one hundred forty".