1463940 has 48 divisors (see below), whose sum is σ = 4556160. Its totient is φ = 390240.

The previous prime is 1463933. The next prime is 1463941. The reversal of 1463940 is 493641.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1463941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 816 + ... + 1895.

It is an arithmetic number, because the mean of its divisors is an integer number (94920).

2^1463940 is an apocalyptic number.

1463940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1463940 is an abundant number, since it is smaller than the sum of its proper divisors (3092220).

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

1463940 is a wasteful number, since it uses less digits than its factorization.

1463940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729 (or 2721 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1463940 is about 1209.9338824911. The cubic root of 1463940 is about 113.5466761904.

Subtracting from 1463940 its reverse (493641), we obtain a cube (970299 = 99³).

The spelling of 1463940 in words is "one million, four hundred sixty-three thousand, nine hundred forty".