1409546940 has 24 divisors (see below), whose sum is σ = 3946731600. Its totient is φ = 375879168.

The previous prime is 1409546933. The next prime is 1409546969. The reversal of 1409546940 is 496459041.

It is a junction number, because it is equal to n+sod(n) for n = 1409546892 and 1409546901.

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, 11746165 + ... + 11746284.

It is an arithmetic number, because the mean of its divisors is an integer number (164447150).

Almost surely, 2^1409546940 is an apocalyptic number.

1409546940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1409546940 is an abundant number, since it is smaller than the sum of its proper divisors (2537184660).

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

1409546940 is a wasteful number, since it uses less digits than its factorization.

1409546940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23492461 (or 23492459 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 1409546940 is about 37543.9334646758. The cubic root of 1409546940 is about 1121.2260542556.

The spelling of 1409546940 in words is "one billion, four hundred nine million, five hundred forty-six thousand, nine hundred forty".