401615346 has 32 divisors (see below), whose sum is σ = 882959616. Its totient is φ = 120770000.

The previous prime is 401615317. The next prime is 401615359. The reversal of 401615346 is 643516104.

It is a super-2 number, since 2×401615346² = 322589772285399432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14580 + ... + 31871.

It is an arithmetic number, because the mean of its divisors is an integer number (27592488).

Almost surely, 2^401615346 is an apocalyptic number.

401615346 is an abundant number, since it is smaller than the sum of its proper divisors (481344270).

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

401615346 is a wasteful number, since it uses less digits than its factorization.

401615346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46598.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 401615346 is about 20040.3429611372. The cubic root of 401615346 is about 737.7967985145.

The spelling of 401615346 in words is "four hundred one million, six hundred fifteen thousand, three hundred forty-six".