51419492 has 48 divisors (see below), whose sum is σ = 99283968. Its totient is φ = 23201280.

The previous prime is 51419477. The next prime is 51419497. The reversal of 51419492 is 29491415.

It is not an unprimeable number, because it can be changed into a prime (51419497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269117 + ... + 269307.

It is an arithmetic number, because the mean of its divisors is an integer number (2068416).

Almost surely, 2^51419492 is an apocalyptic number.

It is an amenable number.

51419492 is a deficient number, since it is larger than the sum of its proper divisors (47864476).

51419492 is a wasteful number, since it uses less digits than its factorization.

51419492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 354 counting only the distinct ones).

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

The square root of 51419492 is about 7170.7385951518. The cubic root of 51419492 is about 371.8569708746.

The spelling of 51419492 in words is "fifty-one million, four hundred nineteen thousand, four hundred ninety-two".