40984951 has 4 divisors (see below), whose sum is σ = 46839952. Its totient is φ = 35129952.

The previous prime is 40984949. The next prime is 40984961. The reversal of 40984951 is 15948904.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40984951 - 2¹ = 40984949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40984921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2927490 + ... + 2927503.

It is an arithmetic number, because the mean of its divisors is an integer number (11709988).

Almost surely, 2^40984951 is an apocalyptic number.

40984951 is a deficient number, since it is larger than the sum of its proper divisors (5855001).

40984951 is an equidigital number, since it uses as much as digits as its factorization.

40984951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5855000.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 40984951 is about 6401.9490001093. The cubic root of 40984951 is about 344.7795300777.

The spelling of 40984951 in words is "forty million, nine hundred eighty-four thousand, nine hundred fifty-one".