53770646 has 16 divisors (see below), whose sum is σ = 86296560. Its totient is φ = 25051680.

The previous prime is 53770601. The next prime is 53770663. The reversal of 53770646 is 64607735.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9281 + ... + 13916.

It is an arithmetic number, because the mean of its divisors is an integer number (5393535).

Almost surely, 2^53770646 is an apocalyptic number.

53770646 is a deficient number, since it is larger than the sum of its proper divisors (32525914).

53770646 is a wasteful number, since it uses less digits than its factorization.

53770646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23279.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 53770646 is about 7332.8470596352. The cubic root of 53770646 is about 377.4404297622.

The spelling of 53770646 in words is "fifty-three million, seven hundred seventy thousand, six hundred forty-six".