38489616 has 135 divisors (see below), whose sum is σ = 120972943. Its totient is φ = 11415360.

The previous prime is 38489609. The next prime is 38489623. The reversal of 38489616 is 61698483.

The square root of 38489616 is 6204.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (38489609) and next prime (38489623).

It is a nude number because it is divisible by every one of its digits.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 818905 + ... + 818951.

Almost surely, 2^38489616 is an apocalyptic number.

38489616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

38489616 is the 6204-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38489616

38489616 is an abundant number, since it is smaller than the sum of its proper divisors (82483327).

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

38489616 is a wasteful number, since it uses less digits than its factorization.

38489616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 63 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The cubic root of 38489616 is about 337.6353103532.

It can be divided in two parts, 384 and 89616, that added together give a square (90000 = 300²).

The spelling of 38489616 in words is "thirty-eight million, four hundred eighty-nine thousand, six hundred sixteen".