51949214 has 16 divisors (see below), whose sum is σ = 80196480. Its totient is φ = 25223040.

The previous prime is 51949213. The next prime is 51949243. The reversal of 51949214 is 41294915.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51949213) 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, 17747 + ... + 20465.

It is an arithmetic number, because the mean of its divisors is an integer number (5012280).

Almost surely, 2^51949214 is an apocalyptic number.

51949214 is a deficient number, since it is larger than the sum of its proper divisors (28247266).

51949214 is a wasteful number, since it uses less digits than its factorization.

51949214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2995.

The product of its digits is 12960, while the sum is 35.

The square root of 51949214 is about 7207.5803151959. The cubic root of 51949214 is about 373.1295637225.

The spelling of 51949214 in words is "fifty-one million, nine hundred forty-nine thousand, two hundred fourteen".