18540962 has 8 divisors (see below), whose sum is σ = 30339792. Its totient is φ = 8427700.

The previous prime is 18540953. The next prime is 18540971. The reversal of 18540962 is 26904581.

It is an interprime number because it is at equal distance from previous prime (18540953) and next prime (18540971).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421364 + ... + 421407.

It is an arithmetic number, because the mean of its divisors is an integer number (3792474).

Almost surely, 2^18540962 is an apocalyptic number.

18540962 is a deficient number, since it is larger than the sum of its proper divisors (11798830).

18540962 is a wasteful number, since it uses less digits than its factorization.

18540962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842784.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 18540962 is about 4305.9217363998. The cubic root of 18540962 is about 264.6736792643.

The spelling of 18540962 in words is "eighteen million, five hundred forty thousand, nine hundred sixty-two".