1632546940 has 24 divisors (see below), whose sum is σ = 3429668592. Its totient is φ = 652767360.

The previous prime is 1632546913. The next prime is 1632546943. The reversal of 1632546940 is 496452361.

It is a super-2 number, since 2×1632546940² = 5330419022606727200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1632546893 and 1632546902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1632546943) 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, 42855 + ... + 71425.

It is an arithmetic number, because the mean of its divisors is an integer number (142902858).

Almost surely, 2^1632546940 is an apocalyptic number.

1632546940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1632546940 is an abundant number, since it is smaller than the sum of its proper divisors (1797121652).

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

1632546940 is a wasteful number, since it uses less digits than its factorization.

1632546940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31437 (or 31435 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 1632546940 is about 40404.7885775931. The cubic root of 1632546940 is about 1177.4845726827.

The spelling of 1632546940 in words is "one billion, six hundred thirty-two million, five hundred forty-six thousand, nine hundred forty".