53780974 has 8 divisors (see below), whose sum is σ = 86877000. Its totient is φ = 24821976.

The previous prime is 53780959. The next prime is 53780983. The reversal of 53780974 is 47908735.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 53780974.

It is a congruent number.

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, 1034224 + ... + 1034275.

It is an arithmetic number, because the mean of its divisors is an integer number (10859625).

Almost surely, 2^53780974 is an apocalyptic number.

53780974 is a deficient number, since it is larger than the sum of its proper divisors (33096026).

53780974 is a wasteful number, since it uses less digits than its factorization.

53780974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068514.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 53780974 is about 7333.5512543378. The cubic root of 53780974 is about 377.4645938461.

The spelling of 53780974 in words is "fifty-three million, seven hundred eighty thousand, nine hundred seventy-four".