749265480 has 192 divisors, whose sum is σ = 2690962560. Its totient is φ = 179841024.

The previous prime is 749265479. The next prime is 749265557. The reversal of 749265480 is 84562947.

It is a happy number.

It is a super-2 number, since 2×749265480² = 1122797519039260800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 138099 + ... + 143421.

It is an arithmetic number, because the mean of its divisors is an integer number (14015430).

Almost surely, 2^749265480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 749265480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1345481280).

749265480 is an abundant number, since it is smaller than the sum of its proper divisors (1941697080).

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

749265480 is a wasteful number, since it uses less digits than its factorization.

749265480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5380 (or 5373 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 749265480 is about 27372.7141511396. The cubic root of 749265480 is about 908.2635969992.

The spelling of 749265480 in words is "seven hundred forty-nine million, two hundred sixty-five thousand, four hundred eighty".