365497020 has 144 divisors (see below), whose sum is σ = 1279369728. Its totient is φ = 82730880.

The previous prime is 365497007. The next prime is 365497039. The reversal of 365497020 is 20794563.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 133465 + ... + 136175.

It is an arithmetic number, because the mean of its divisors is an integer number (8884512).

Almost surely, 2^365497020 is an apocalyptic number.

365497020 is a gapful number since it is divisible by the number (30) 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 365497020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (639684864).

365497020 is an abundant number, since it is smaller than the sum of its proper divisors (913872708).

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

365497020 is a wasteful number, since it uses less digits than its factorization.

365497020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2840 (or 2835 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 365497020 is about 19117.9763573449. The cubic root of 365497020 is about 714.9811852190.

The spelling of 365497020 in words is "three hundred sixty-five million, four hundred ninety-seven thousand, twenty".