48765778 has 8 divisors (see below), whose sum is σ = 75125772. Its totient is φ = 23723856.

The previous prime is 48765751. The next prime is 48765781. The reversal of 48765778 is 87756784.

It can be written as a sum of positive squares in 2 ways, for example, as 40998409 + 7767369 = 6403^2 + 2787^2 .

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

It is a super-2 number, since 2×48765778² = 4756202207890568, which contains 22 as substring.

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, 329425 + ... + 329572.

Almost surely, 2^48765778 is an apocalyptic number.

48765778 is a deficient number, since it is larger than the sum of its proper divisors (26359994).

48765778 is a wasteful number, since it uses less digits than its factorization.

48765778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659036.

The product of its digits is 2634240, while the sum is 52.

The square root of 48765778 is about 6983.2498165253. The cubic root of 48765778 is about 365.3465851644.

The spelling of 48765778 in words is "forty-eight million, seven hundred sixty-five thousand, seven hundred seventy-eight".