748477548 has 216 divisors, whose sum is σ = 2398136832. Its totient is φ = 195084288.

The previous prime is 748477537. The next prime is 748477553. The reversal of 748477548 is 845774847.

It is a junction number, because it is equal to n+sod(n) for n = 748477494 and 748477503.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2912236 + ... + 2912492.

Almost surely, 2^748477548 is an apocalyptic number.

748477548 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 748477548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1199068416).

748477548 is an abundant number, since it is smaller than the sum of its proper divisors (1649659284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

748477548 is a wasteful number, since it uses less digits than its factorization.

748477548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 409 counting only the distinct ones).

The product of its digits is 7024640, while the sum is 54.

The square root of 748477548 is about 27358.3177114383. The cubic root of 748477548 is about 907.9451068784.

The spelling of 748477548 in words is "seven hundred forty-eight million, four hundred seventy-seven thousand, five hundred forty-eight".